128580120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 445798080

約数和(自身を除く): 317217960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 53, 60, 69, 72, 90, 92, 106, 115, 120, 138, 159, 180, 184, 207, 212, 230, 265, 276, 293, 318, 345, 360, 414, 424, 460, 477, 530, 552, 586, 636, 690, 795, 828, 879, 920, 954, 1035, 1060, 1172, 1219, 1272, 1380, 1465, 1590, 1656, 1758, 1908, 2070, 2120, 2344, 2385, 2438, 2637, 2760, 2930, 3180, 3516, 3657, 3816, 4140, 4395, 4770, 4876, 5274, 5860, 6095, 6360, 6739, 7032, 7314, 8280, 8790, 9540, 9752, 10548, 10971, 11720, 12190, 13185, 13478, 14628, 15529, 17580, 18285, 19080, 20217, 21096, 21942, 24380, 26370, 26956, 29256, 31058, 33695, 35160, 36570, 40434, 43884, 46587, 48760, 52740, 53912, 54855, 60651, 62116, 67390, 73140, 77645, 80868, 87768, 93174, 101085, 105480, 109710, 121302, 124232, 134780, 139761, 146280, 155290, 161736, 186348, 202170, 219420, 232935, 242604, 269560, 279522, 303255, 310580, 357167, 372696, 404340, 438840, 465870, 485208, 559044, 606510, 621160, 698805, 714334, 808680, 931740, 1071501, 1118088, 1213020, 1397610, 1428668, 1785835, 1863480, 2143002, 2426040, 2795220, 2857336, 3214503, 3571670, 4286004, 5357505, 5590440, 6429006, 7143340, 8572008, 10715010, 12858012, 14286680, 16072515, 21430020, 25716024, 32145030, 42860040, 64290060, 128580120]

約数ペア:

[(1, 128580120), (2, 64290060), (3, 42860040), (4, 32145030), (5, 25716024), (6, 21430020), (8, 16072515), (9, 14286680), (10, 12858012), (12, 10715010), (15, 8572008), (18, 7143340), (20, 6429006), (23, 5590440), (24, 5357505), (30, 4286004), (36, 3571670), (40, 3214503), (45, 2857336), (46, 2795220), (53, 2426040), (60, 2143002), (69, 1863480), (72, 1785835), (90, 1428668), (92, 1397610), (106, 1213020), (115, 1118088), (120, 1071501), (138, 931740), (159, 808680), (180, 714334), (184, 698805), (207, 621160), (212, 606510), (230, 559044), (265, 485208), (276, 465870), (293, 438840), (318, 404340), (345, 372696), (360, 357167), (414, 310580), (424, 303255), (460, 279522), (477, 269560), (530, 242604), (552, 232935), (586, 219420), (636, 202170), (690, 186348), (795, 161736), (828, 155290), (879, 146280), (920, 139761), (954, 134780), (1035, 124232), (1060, 121302), (1172, 109710), (1219, 105480), (1272, 101085), (1380, 93174), (1465, 87768), (1590, 80868), (1656, 77645), (1758, 73140), (1908, 67390), (2070, 62116), (2120, 60651), (2344, 54855), (2385, 53912), (2438, 52740), (2637, 48760), (2760, 46587), (2930, 43884), (3180, 40434), (3516, 36570), (3657, 35160), (3816, 33695), (4140, 31058), (4395, 29256), (4770, 26956), (4876, 26370), (5274, 24380), (5860, 21942), (6095, 21096), (6360, 20217), (6739, 19080), (7032, 18285), (7314, 17580), (8280, 15529), (8790, 14628), (9540, 13478), (9752, 13185), (10548, 12190), (10971, 11720)]