39998040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 129081600

約数和(自身を除く): 89083560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 331, 380, 424, 456, 530, 570, 636, 662, 760, 795, 993, 1007, 1060, 1140, 1272, 1324, 1590, 1655, 1986, 2014, 2120, 2280, 2648, 3021, 3180, 3310, 3972, 4028, 4965, 5035, 6042, 6289, 6360, 6620, 7944, 8056, 9930, 10070, 12084, 12578, 13240, 15105, 17543, 18867, 19860, 20140, 24168, 25156, 30210, 31445, 35086, 37734, 39720, 40280, 50312, 52629, 60420, 62890, 70172, 75468, 87715, 94335, 105258, 120840, 125780, 140344, 150936, 175430, 188670, 210516, 251560, 263145, 333317, 350860, 377340, 421032, 526290, 666634, 701720, 754680, 999951, 1052580, 1333268, 1666585, 1999902, 2105160, 2666536, 3333170, 3999804, 4999755, 6666340, 7999608, 9999510, 13332680, 19999020, 39998040]

約数ペア:

[(1, 39998040), (2, 19999020), (3, 13332680), (4, 9999510), (5, 7999608), (6, 6666340), (8, 4999755), (10, 3999804), (12, 3333170), (15, 2666536), (19, 2105160), (20, 1999902), (24, 1666585), (30, 1333268), (38, 1052580), (40, 999951), (53, 754680), (57, 701720), (60, 666634), (76, 526290), (95, 421032), (106, 377340), (114, 350860), (120, 333317), (152, 263145), (159, 251560), (190, 210516), (212, 188670), (228, 175430), (265, 150936), (285, 140344), (318, 125780), (331, 120840), (380, 105258), (424, 94335), (456, 87715), (530, 75468), (570, 70172), (636, 62890), (662, 60420), (760, 52629), (795, 50312), (993, 40280), (1007, 39720), (1060, 37734), (1140, 35086), (1272, 31445), (1324, 30210), (1590, 25156), (1655, 24168), (1986, 20140), (2014, 19860), (2120, 18867), (2280, 17543), (2648, 15105), (3021, 13240), (3180, 12578), (3310, 12084), (3972, 10070), (4028, 9930), (4965, 8056), (5035, 7944), (6042, 6620), (6289, 6360)]