56375280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:368

約数の個数: 240

約数和(自身を含む): 215298720

約数和(自身を除く): 158923440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 317, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 634, 684, 720, 741, 760, 780, 855, 912, 936, 951, 988, 1040, 1140, 1170, 1235, 1268, 1368, 1482, 1520, 1560, 1585, 1710, 1872, 1902, 1976, 2223, 2280, 2340, 2470, 2536, 2736, 2853, 2964, 3120, 3170, 3420, 3705, 3804, 3952, 4121, 4446, 4560, 4680, 4755, 4940, 5072, 5706, 5928, 6023, 6340, 6840, 7410, 7608, 8242, 8892, 9360, 9510, 9880, 11115, 11412, 11856, 12046, 12363, 12680, 13680, 14265, 14820, 15216, 16484, 17784, 18069, 19020, 19760, 20605, 22230, 22824, 24092, 24726, 25360, 28530, 29640, 30115, 32968, 35568, 36138, 37089, 38040, 41210, 44460, 45648, 48184, 49452, 54207, 57060, 59280, 60230, 61815, 65936, 72276, 74178, 76080, 78299, 82420, 88920, 90345, 96368, 98904, 108414, 114120, 120460, 123630, 144552, 148356, 156598, 164840, 177840, 180690, 185445, 197808, 216828, 228240, 234897, 240920, 247260, 271035, 289104, 296712, 313196, 329680, 361380, 370890, 391495, 433656, 469794, 481840, 494520, 542070, 593424, 626392, 704691, 722760, 741780, 782990, 867312, 939588, 989040, 1084140, 1174485, 1252784, 1409382, 1445520, 1483560, 1565980, 1879176, 2168280, 2348970, 2818764, 2967120, 3131960, 3523455, 3758352, 4336560, 4697940, 5637528, 6263920, 7046910, 9395880, 11275056, 14093820, 18791760, 28187640, 56375280]

約数ペア:

[(1, 56375280), (2, 28187640), (3, 18791760), (4, 14093820), (5, 11275056), (6, 9395880), (8, 7046910), (9, 6263920), (10, 5637528), (12, 4697940), (13, 4336560), (15, 3758352), (16, 3523455), (18, 3131960), (19, 2967120), (20, 2818764), (24, 2348970), (26, 2168280), (30, 1879176), (36, 1565980), (38, 1483560), (39, 1445520), (40, 1409382), (45, 1252784), (48, 1174485), (52, 1084140), (57, 989040), (60, 939588), (65, 867312), (72, 782990), (76, 741780), (78, 722760), (80, 704691), (90, 626392), (95, 593424), (104, 542070), (114, 494520), (117, 481840), (120, 469794), (130, 433656), (144, 391495), (152, 370890), (156, 361380), (171, 329680), (180, 313196), (190, 296712), (195, 289104), (208, 271035), (228, 247260), (234, 240920), (240, 234897), (247, 228240), (260, 216828), (285, 197808), (304, 185445), (312, 180690), (317, 177840), (342, 164840), (360, 156598), (380, 148356), (390, 144552), (456, 123630), (468, 120460), (494, 114120), (520, 108414), (570, 98904), (585, 96368), (624, 90345), (634, 88920), (684, 82420), (720, 78299), (741, 76080), (760, 74178), (780, 72276), (855, 65936), (912, 61815), (936, 60230), (951, 59280), (988, 57060), (1040, 54207), (1140, 49452), (1170, 48184), (1235, 45648), (1268, 44460), (1368, 41210), (1482, 38040), (1520, 37089), (1560, 36138), (1585, 35568), (1710, 32968), (1872, 30115), (1902, 29640), (1976, 28530), (2223, 25360), (2280, 24726), (2340, 24092), (2470, 22824), (2536, 22230), (2736, 20605), (2853, 19760), (2964, 19020), (3120, 18069), (3170, 17784), (3420, 16484), (3705, 15216), (3804, 14820), (3952, 14265), (4121, 13680), (4446, 12680), (4560, 12363), (4680, 12046), (4755, 11856), (4940, 11412), (5072, 11115), (5706, 9880), (5928, 9510), (6023, 9360), (6340, 8892), (6840, 8242), (7410, 7608)]