20113751520

素因数分解:

$2^5\times 3^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1306

約数の個数: 384

約数和(自身を含む): 72843079680

約数和(自身を除く): 52729328160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 72, 80, 81, 90, 94, 96, 108, 120, 135, 141, 144, 160, 162, 180, 188, 216, 235, 240, 243, 270, 282, 288, 324, 360, 376, 405, 423, 432, 470, 480, 486, 540, 564, 648, 705, 720, 729, 752, 810, 846, 864, 940, 972, 1080, 1128, 1215, 1223, 1269, 1296, 1410, 1440, 1458, 1504, 1620, 1692, 1880, 1944, 2115, 2160, 2187, 2256, 2430, 2446, 2538, 2592, 2820, 2916, 3240, 3384, 3645, 3669, 3760, 3807, 3888, 4230, 4320, 4374, 4512, 4860, 4892, 5076, 5640, 5832, 6115, 6345, 6480, 6768, 7290, 7338, 7520, 7614, 7776, 8460, 8748, 9720, 9784, 10152, 10935, 11007, 11280, 11421, 11664, 12230, 12690, 12960, 13536, 14580, 14676, 15228, 16920, 17496, 18345, 19035, 19440, 19568, 20304, 21870, 22014, 22560, 22842, 23328, 24460, 25380, 29160, 29352, 30456, 33021, 33840, 34263, 34992, 36690, 38070, 38880, 39136, 40608, 43740, 44028, 45684, 48920, 50760, 55035, 57105, 57481, 58320, 58704, 60912, 66042, 67680, 68526, 69984, 73380, 76140, 87480, 88056, 91368, 97840, 99063, 101520, 102789, 110070, 114210, 114962, 116640, 117408, 121824, 132084, 137052, 146760, 152280, 165105, 171315, 172443, 174960, 176112, 182736, 195680, 198126, 203040, 205578, 220140, 228420, 229924, 264168, 274104, 287405, 293520, 297189, 304560, 330210, 342630, 344886, 349920, 352224, 365472, 396252, 411156, 440280, 456840, 459848, 495315, 513945, 517329, 528336, 548208, 574810, 587040, 594378, 609120, 660420, 685260, 689772, 792504, 822312, 862215, 880560, 891567, 913680, 919696, 990630, 1027890, 1034658, 1056672, 1096416, 1149620, 1188756, 1320840, 1370520, 1379544, 1485945, 1551987, 1585008, 1644624, 1724430, 1761120, 1783134, 1827360, 1839392, 1981260, 2055780, 2069316, 2299240, 2377512, 2586645, 2641680, 2674701, 2741040, 2759088, 2971890, 3103974, 3170016, 3289248, 3448860, 3566268, 3962520, 4111560, 4138632, 4457835, 4598480, 4655961, 4755024, 5173290, 5283360, 5349402, 5482080, 5518176, 5943780, 6207948, 6897720, 7132536, 7759935, 7925040, 8223120, 8277264, 8915670, 9196960, 9311922, 9510048, 10346580, 10698804, 11887560, 12415896, 13373505, 13795440, 13967883, 14265072, 15519870, 15850080, 16446240, 16554528, 17831340, 18623844, 20693160, 21397608, 23279805, 23775120, 24831792, 26747010, 27590880, 27935766, 28530144, 31039740, 35662680, 37247688, 41386320, 41903649, 42795216, 46559610, 47550240, 49663584, 53494020, 55871532, 62079480, 69839415, 71325360, 74495376, 82772640, 83807298, 85590432, 93119220, 106988040, 111743064, 124158960, 125710947, 139678830, 142650720, 148990752, 167614596, 186238440, 209518245, 213976080, 223486128, 248317920, 251421894, 279357660, 335229192, 372476880, 419036490, 427952160, 446972256, 502843788, 558715320, 628554735, 670458384, 744953760, 838072980, 1005687576, 1117430640, 1257109470, 1340916768, 1676145960, 2011375152, 2234861280, 2514218940, 3352291920, 4022750304, 5028437880, 6704583840, 10056875760, 20113751520]

約数ペア:

[(1, 20113751520), (2, 10056875760), (3, 6704583840), (4, 5028437880), (5, 4022750304), (6, 3352291920), (8, 2514218940), (9, 2234861280), (10, 2011375152), (12, 1676145960), (15, 1340916768), (16, 1257109470), (18, 1117430640), (20, 1005687576), (24, 838072980), (27, 744953760), (30, 670458384), (32, 628554735), (36, 558715320), (40, 502843788), (45, 446972256), (47, 427952160), (48, 419036490), (54, 372476880), (60, 335229192), (72, 279357660), (80, 251421894), (81, 248317920), (90, 223486128), (94, 213976080), (96, 209518245), (108, 186238440), (120, 167614596), (135, 148990752), (141, 142650720), (144, 139678830), (160, 125710947), (162, 124158960), (180, 111743064), (188, 106988040), (216, 93119220), (235, 85590432), (240, 83807298), (243, 82772640), (270, 74495376), (282, 71325360), (288, 69839415), (324, 62079480), (360, 55871532), (376, 53494020), (405, 49663584), (423, 47550240), (432, 46559610), (470, 42795216), (480, 41903649), (486, 41386320), (540, 37247688), (564, 35662680), (648, 31039740), (705, 28530144), (720, 27935766), (729, 27590880), (752, 26747010), (810, 24831792), (846, 23775120), (864, 23279805), (940, 21397608), (972, 20693160), (1080, 18623844), (1128, 17831340), (1215, 16554528), (1223, 16446240), (1269, 15850080), (1296, 15519870), (1410, 14265072), (1440, 13967883), (1458, 13795440), (1504, 13373505), (1620, 12415896), (1692, 11887560), (1880, 10698804), (1944, 10346580), (2115, 9510048), (2160, 9311922), (2187, 9196960), (2256, 8915670), (2430, 8277264), (2446, 8223120), (2538, 7925040), (2592, 7759935), (2820, 7132536), (2916, 6897720), (3240, 6207948), (3384, 5943780), (3645, 5518176), (3669, 5482080), (3760, 5349402), (3807, 5283360), (3888, 5173290), (4230, 4755024), (4320, 4655961), (4374, 4598480), (4512, 4457835), (4860, 4138632), (4892, 4111560), (5076, 3962520), (5640, 3566268), (5832, 3448860), (6115, 3289248), (6345, 3170016), (6480, 3103974), (6768, 2971890), (7290, 2759088), (7338, 2741040), (7520, 2674701), (7614, 2641680), (7776, 2586645), (8460, 2377512), (8748, 2299240), (9720, 2069316), (9784, 2055780), (10152, 1981260), (10935, 1839392), (11007, 1827360), (11280, 1783134), (11421, 1761120), (11664, 1724430), (12230, 1644624), (12690, 1585008), (12960, 1551987), (13536, 1485945), (14580, 1379544), (14676, 1370520), (15228, 1320840), (16920, 1188756), (17496, 1149620), (18345, 1096416), (19035, 1056672), (19440, 1034658), (19568, 1027890), (20304, 990630), (21870, 919696), (22014, 913680), (22560, 891567), (22842, 880560), (23328, 862215), (24460, 822312), (25380, 792504), (29160, 689772), (29352, 685260), (30456, 660420), (33021, 609120), (33840, 594378), (34263, 587040), (34992, 574810), (36690, 548208), (38070, 528336), (38880, 517329), (39136, 513945), (40608, 495315), (43740, 459848), (44028, 456840), (45684, 440280), (48920, 411156), (50760, 396252), (55035, 365472), (57105, 352224), (57481, 349920), (58320, 344886), (58704, 342630), (60912, 330210), (66042, 304560), (67680, 297189), (68526, 293520), (69984, 287405), (73380, 274104), (76140, 264168), (87480, 229924), (88056, 228420), (91368, 220140), (97840, 205578), (99063, 203040), (101520, 198126), (102789, 195680), (110070, 182736), (114210, 176112), (114962, 174960), (116640, 172443), (117408, 171315), (121824, 165105), (132084, 152280), (137052, 146760)]