2460120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 8467200

約数和(自身を除く): 6007080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 83, 95, 104, 114, 120, 130, 152, 156, 166, 190, 195, 228, 247, 249, 260, 285, 312, 332, 380, 390, 415, 456, 494, 498, 520, 570, 664, 741, 760, 780, 830, 988, 996, 1079, 1140, 1235, 1245, 1482, 1560, 1577, 1660, 1976, 1992, 2158, 2280, 2470, 2490, 2964, 3154, 3237, 3320, 3705, 4316, 4731, 4940, 4980, 5395, 5928, 6308, 6474, 7410, 7885, 8632, 9462, 9880, 9960, 10790, 12616, 12948, 14820, 15770, 16185, 18924, 20501, 21580, 23655, 25896, 29640, 31540, 32370, 37848, 41002, 43160, 47310, 61503, 63080, 64740, 82004, 94620, 102505, 123006, 129480, 164008, 189240, 205010, 246012, 307515, 410020, 492024, 615030, 820040, 1230060, 2460120]

約数ペア:

[(1, 2460120), (2, 1230060), (3, 820040), (4, 615030), (5, 492024), (6, 410020), (8, 307515), (10, 246012), (12, 205010), (13, 189240), (15, 164008), (19, 129480), (20, 123006), (24, 102505), (26, 94620), (30, 82004), (38, 64740), (39, 63080), (40, 61503), (52, 47310), (57, 43160), (60, 41002), (65, 37848), (76, 32370), (78, 31540), (83, 29640), (95, 25896), (104, 23655), (114, 21580), (120, 20501), (130, 18924), (152, 16185), (156, 15770), (166, 14820), (190, 12948), (195, 12616), (228, 10790), (247, 9960), (249, 9880), (260, 9462), (285, 8632), (312, 7885), (332, 7410), (380, 6474), (390, 6308), (415, 5928), (456, 5395), (494, 4980), (498, 4940), (520, 4731), (570, 4316), (664, 3705), (741, 3320), (760, 3237), (780, 3154), (830, 2964), (988, 2490), (996, 2470), (1079, 2280), (1140, 2158), (1235, 1992), (1245, 1976), (1482, 1660), (1560, 1577)]