218428560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2326

約数の個数: 240

約数和(自身を含む): 882860160

約数和(自身を除く): 664431600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2281, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4562, 4788, 5040, 5320, 5985, 6384, 6840, 6843, 7980, 9124, 9576, 10640, 11405, 11970, 13680, 13686, 15960, 15967, 18248, 19152, 20529, 22810, 23940, 27372, 31920, 31934, 34215, 36496, 41058, 43339, 45620, 47880, 47901, 54744, 63868, 68430, 79835, 82116, 86678, 91240, 95760, 95802, 102645, 109488, 127736, 130017, 136860, 143703, 159670, 164232, 173356, 182480, 191604, 205290, 216695, 239505, 255472, 260034, 273720, 287406, 303373, 319340, 328464, 346712, 383208, 390051, 410580, 433390, 479010, 520068, 547440, 574812, 606746, 638680, 650085, 693424, 718515, 766416, 780102, 821160, 866780, 910119, 958020, 1040136, 1149624, 1213492, 1277360, 1300170, 1437030, 1516865, 1560204, 1642320, 1733560, 1820238, 1916040, 1950255, 2080272, 2299248, 2426984, 2600340, 2730357, 2874060, 3033730, 3120408, 3467120, 3640476, 3832080, 3900510, 4550595, 4853968, 5200680, 5460714, 5748120, 6067460, 6240816, 7280952, 7801020, 9101190, 10401360, 10921428, 11496240, 12134920, 13651785, 14561904, 15602040, 18202380, 21842856, 24269840, 27303570, 31204080, 36404760, 43685712, 54607140, 72809520, 109214280, 218428560]

約数ペア:

[(1, 218428560), (2, 109214280), (3, 72809520), (4, 54607140), (5, 43685712), (6, 36404760), (7, 31204080), (8, 27303570), (9, 24269840), (10, 21842856), (12, 18202380), (14, 15602040), (15, 14561904), (16, 13651785), (18, 12134920), (19, 11496240), (20, 10921428), (21, 10401360), (24, 9101190), (28, 7801020), (30, 7280952), (35, 6240816), (36, 6067460), (38, 5748120), (40, 5460714), (42, 5200680), (45, 4853968), (48, 4550595), (56, 3900510), (57, 3832080), (60, 3640476), (63, 3467120), (70, 3120408), (72, 3033730), (76, 2874060), (80, 2730357), (84, 2600340), (90, 2426984), (95, 2299248), (105, 2080272), (112, 1950255), (114, 1916040), (120, 1820238), (126, 1733560), (133, 1642320), (140, 1560204), (144, 1516865), (152, 1437030), (168, 1300170), (171, 1277360), (180, 1213492), (190, 1149624), (210, 1040136), (228, 958020), (240, 910119), (252, 866780), (266, 821160), (280, 780102), (285, 766416), (304, 718515), (315, 693424), (336, 650085), (342, 638680), (360, 606746), (380, 574812), (399, 547440), (420, 520068), (456, 479010), (504, 433390), (532, 410580), (560, 390051), (570, 383208), (630, 346712), (665, 328464), (684, 319340), (720, 303373), (760, 287406), (798, 273720), (840, 260034), (855, 255472), (912, 239505), (1008, 216695), (1064, 205290), (1140, 191604), (1197, 182480), (1260, 173356), (1330, 164232), (1368, 159670), (1520, 143703), (1596, 136860), (1680, 130017), (1710, 127736), (1995, 109488), (2128, 102645), (2280, 95802), (2281, 95760), (2394, 91240), (2520, 86678), (2660, 82116), (2736, 79835), (3192, 68430), (3420, 63868), (3990, 54744), (4560, 47901), (4562, 47880), (4788, 45620), (5040, 43339), (5320, 41058), (5985, 36496), (6384, 34215), (6840, 31934), (6843, 31920), (7980, 27372), (9124, 23940), (9576, 22810), (10640, 20529), (11405, 19152), (11970, 18248), (13680, 15967), (13686, 15960)]