1261920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 4354560

約数和(自身を除く): 3092640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 239, 240, 264, 330, 352, 440, 478, 480, 528, 660, 717, 880, 956, 1056, 1195, 1320, 1434, 1760, 1912, 2390, 2629, 2640, 2868, 3585, 3824, 4780, 5258, 5280, 5736, 7170, 7648, 7887, 9560, 10516, 11472, 13145, 14340, 15774, 19120, 21032, 22944, 26290, 28680, 31548, 38240, 39435, 42064, 52580, 57360, 63096, 78870, 84128, 105160, 114720, 126192, 157740, 210320, 252384, 315480, 420640, 630960, 1261920]

約数ペア:

[(1, 1261920), (2, 630960), (3, 420640), (4, 315480), (5, 252384), (6, 210320), (8, 157740), (10, 126192), (11, 114720), (12, 105160), (15, 84128), (16, 78870), (20, 63096), (22, 57360), (24, 52580), (30, 42064), (32, 39435), (33, 38240), (40, 31548), (44, 28680), (48, 26290), (55, 22944), (60, 21032), (66, 19120), (80, 15774), (88, 14340), (96, 13145), (110, 11472), (120, 10516), (132, 9560), (160, 7887), (165, 7648), (176, 7170), (220, 5736), (239, 5280), (240, 5258), (264, 4780), (330, 3824), (352, 3585), (440, 2868), (478, 2640), (480, 2629), (528, 2390), (660, 1912), (717, 1760), (880, 1434), (956, 1320), (1056, 1195)]