231686760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 736243200

約数和(自身を除く): 504556440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 307, 331, 380, 456, 570, 614, 662, 760, 921, 993, 1140, 1228, 1324, 1535, 1655, 1842, 1986, 2280, 2456, 2648, 3070, 3310, 3684, 3972, 4605, 4965, 5833, 6140, 6289, 6620, 7368, 7944, 9210, 9930, 11666, 12280, 12578, 13240, 17499, 18420, 18867, 19860, 23332, 25156, 29165, 31445, 34998, 36840, 37734, 39720, 46664, 50312, 58330, 62890, 69996, 75468, 87495, 94335, 101617, 116660, 125780, 139992, 150936, 174990, 188670, 203234, 233320, 251560, 304851, 349980, 377340, 406468, 508085, 609702, 699960, 754680, 812936, 1016170, 1219404, 1524255, 1930723, 2032340, 2438808, 3048510, 3861446, 4064680, 5792169, 6097020, 7722892, 9653615, 11584338, 12194040, 15445784, 19307230, 23168676, 28960845, 38614460, 46337352, 57921690, 77228920, 115843380, 231686760]

約数ペア:

[(1, 231686760), (2, 115843380), (3, 77228920), (4, 57921690), (5, 46337352), (6, 38614460), (8, 28960845), (10, 23168676), (12, 19307230), (15, 15445784), (19, 12194040), (20, 11584338), (24, 9653615), (30, 7722892), (38, 6097020), (40, 5792169), (57, 4064680), (60, 3861446), (76, 3048510), (95, 2438808), (114, 2032340), (120, 1930723), (152, 1524255), (190, 1219404), (228, 1016170), (285, 812936), (307, 754680), (331, 699960), (380, 609702), (456, 508085), (570, 406468), (614, 377340), (662, 349980), (760, 304851), (921, 251560), (993, 233320), (1140, 203234), (1228, 188670), (1324, 174990), (1535, 150936), (1655, 139992), (1842, 125780), (1986, 116660), (2280, 101617), (2456, 94335), (2648, 87495), (3070, 75468), (3310, 69996), (3684, 62890), (3972, 58330), (4605, 50312), (4965, 46664), (5833, 39720), (6140, 37734), (6289, 36840), (6620, 34998), (7368, 31445), (7944, 29165), (9210, 25156), (9930, 23332), (11666, 19860), (12280, 18867), (12578, 18420), (13240, 17499)]