20672975120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:458

約数の個数: 320

約数和(自身を含む): 59650753536

約数和(自身を除く): 38977778416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 80, 85, 112, 119, 136, 140, 146, 151, 170, 197, 238, 272, 280, 292, 302, 340, 365, 394, 476, 511, 560, 584, 595, 604, 680, 730, 755, 788, 952, 985, 1022, 1057, 1168, 1190, 1208, 1241, 1360, 1379, 1460, 1510, 1576, 1904, 1970, 2044, 2114, 2380, 2416, 2482, 2555, 2567, 2758, 2920, 3020, 3152, 3349, 3940, 4088, 4228, 4760, 4964, 5110, 5134, 5285, 5516, 5840, 6040, 6205, 6698, 6895, 7880, 8176, 8456, 8687, 9520, 9928, 10220, 10268, 10570, 11023, 11032, 12080, 12410, 12835, 13396, 13790, 14381, 15760, 16745, 16912, 17374, 17969, 19856, 20440, 20536, 21140, 22046, 22064, 23443, 24820, 25670, 26792, 27580, 28762, 29747, 33490, 34748, 35938, 40880, 41072, 42280, 43435, 44092, 46886, 49640, 51340, 53584, 55115, 55160, 57524, 59494, 66980, 69496, 71876, 71905, 77161, 84560, 86870, 88184, 89845, 93772, 99280, 100667, 102680, 110230, 110320, 115048, 117215, 118988, 133960, 138992, 143752, 143810, 148735, 154322, 173740, 176368, 179690, 187391, 187544, 201334, 205360, 208229, 220460, 230096, 234430, 237976, 244477, 267920, 287504, 287620, 297470, 308644, 347480, 359380, 374782, 375088, 385805, 402668, 416458, 440920, 468860, 475952, 488954, 503335, 505699, 575240, 594940, 617288, 694960, 718760, 749564, 771610, 805336, 832916, 881840, 936955, 937720, 977908, 1006670, 1011398, 1041145, 1150480, 1189880, 1222385, 1234576, 1311737, 1437520, 1499128, 1543220, 1610672, 1665832, 1711339, 1873910, 1875440, 1955816, 2013340, 2022796, 2082290, 2171531, 2379760, 2444770, 2528495, 2623474, 2998256, 3086440, 3331664, 3422678, 3539893, 3747820, 3911632, 4026680, 4045592, 4164580, 4343062, 4889540, 5056990, 5246948, 6172880, 6558685, 6845356, 7079786, 7495640, 8053360, 8091184, 8329160, 8556695, 8686124, 9779080, 10113980, 10493896, 10857655, 13117370, 13690712, 14159572, 14991280, 15200717, 16658320, 17113390, 17372248, 17699465, 19558160, 20227960, 20987792, 21715310, 26234740, 27381424, 28319144, 30401434, 34226780, 34744496, 35398930, 36916027, 40455920, 43430620, 52469480, 56638288, 60802868, 68453560, 70797860, 73832054, 76003585, 86861240, 104938960, 121605736, 136907120, 141595720, 147664108, 152007170, 173722480, 184580135, 243211472, 258412189, 283191440, 295328216, 304014340, 369160270, 516824378, 590656432, 608028680, 738320540, 1033648756, 1216057360, 1292060945, 1476641080, 2067297512, 2584121890, 2953282160, 4134595024, 5168243780, 10336487560, 20672975120]

約数ペア:

[(1, 20672975120), (2, 10336487560), (4, 5168243780), (5, 4134595024), (7, 2953282160), (8, 2584121890), (10, 2067297512), (14, 1476641080), (16, 1292060945), (17, 1216057360), (20, 1033648756), (28, 738320540), (34, 608028680), (35, 590656432), (40, 516824378), (56, 369160270), (68, 304014340), (70, 295328216), (73, 283191440), (80, 258412189), (85, 243211472), (112, 184580135), (119, 173722480), (136, 152007170), (140, 147664108), (146, 141595720), (151, 136907120), (170, 121605736), (197, 104938960), (238, 86861240), (272, 76003585), (280, 73832054), (292, 70797860), (302, 68453560), (340, 60802868), (365, 56638288), (394, 52469480), (476, 43430620), (511, 40455920), (560, 36916027), (584, 35398930), (595, 34744496), (604, 34226780), (680, 30401434), (730, 28319144), (755, 27381424), (788, 26234740), (952, 21715310), (985, 20987792), (1022, 20227960), (1057, 19558160), (1168, 17699465), (1190, 17372248), (1208, 17113390), (1241, 16658320), (1360, 15200717), (1379, 14991280), (1460, 14159572), (1510, 13690712), (1576, 13117370), (1904, 10857655), (1970, 10493896), (2044, 10113980), (2114, 9779080), (2380, 8686124), (2416, 8556695), (2482, 8329160), (2555, 8091184), (2567, 8053360), (2758, 7495640), (2920, 7079786), (3020, 6845356), (3152, 6558685), (3349, 6172880), (3940, 5246948), (4088, 5056990), (4228, 4889540), (4760, 4343062), (4964, 4164580), (5110, 4045592), (5134, 4026680), (5285, 3911632), (5516, 3747820), (5840, 3539893), (6040, 3422678), (6205, 3331664), (6698, 3086440), (6895, 2998256), (7880, 2623474), (8176, 2528495), (8456, 2444770), (8687, 2379760), (9520, 2171531), (9928, 2082290), (10220, 2022796), (10268, 2013340), (10570, 1955816), (11023, 1875440), (11032, 1873910), (12080, 1711339), (12410, 1665832), (12835, 1610672), (13396, 1543220), (13790, 1499128), (14381, 1437520), (15760, 1311737), (16745, 1234576), (16912, 1222385), (17374, 1189880), (17969, 1150480), (19856, 1041145), (20440, 1011398), (20536, 1006670), (21140, 977908), (22046, 937720), (22064, 936955), (23443, 881840), (24820, 832916), (25670, 805336), (26792, 771610), (27580, 749564), (28762, 718760), (29747, 694960), (33490, 617288), (34748, 594940), (35938, 575240), (40880, 505699), (41072, 503335), (42280, 488954), (43435, 475952), (44092, 468860), (46886, 440920), (49640, 416458), (51340, 402668), (53584, 385805), (55115, 375088), (55160, 374782), (57524, 359380), (59494, 347480), (66980, 308644), (69496, 297470), (71876, 287620), (71905, 287504), (77161, 267920), (84560, 244477), (86870, 237976), (88184, 234430), (89845, 230096), (93772, 220460), (99280, 208229), (100667, 205360), (102680, 201334), (110230, 187544), (110320, 187391), (115048, 179690), (117215, 176368), (118988, 173740), (133960, 154322), (138992, 148735), (143752, 143810)]