128153070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 359976960

約数和(自身を除く): 231823890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 61, 62, 90, 93, 122, 135, 155, 183, 186, 251, 270, 279, 305, 310, 366, 465, 502, 549, 558, 610, 753, 837, 915, 930, 1098, 1255, 1395, 1506, 1647, 1674, 1830, 1891, 2259, 2510, 2745, 2790, 3294, 3765, 3782, 4185, 4518, 5490, 5673, 6777, 7530, 7781, 8235, 8370, 9455, 11295, 11346, 13554, 15311, 15562, 16470, 17019, 18910, 22590, 23343, 28365, 30622, 33885, 34038, 38905, 45933, 46686, 51057, 56730, 67770, 70029, 76555, 77810, 85095, 91866, 102114, 116715, 137799, 140058, 153110, 170190, 210087, 229665, 233430, 255285, 275598, 350145, 413397, 420174, 459330, 474641, 510570, 688995, 700290, 826794, 949282, 1050435, 1377990, 1423923, 2066985, 2100870, 2373205, 2847846, 4133970, 4271769, 4746410, 7119615, 8543538, 12815307, 14239230, 21358845, 25630614, 42717690, 64076535, 128153070]

約数ペア:

[(1, 128153070), (2, 64076535), (3, 42717690), (5, 25630614), (6, 21358845), (9, 14239230), (10, 12815307), (15, 8543538), (18, 7119615), (27, 4746410), (30, 4271769), (31, 4133970), (45, 2847846), (54, 2373205), (61, 2100870), (62, 2066985), (90, 1423923), (93, 1377990), (122, 1050435), (135, 949282), (155, 826794), (183, 700290), (186, 688995), (251, 510570), (270, 474641), (279, 459330), (305, 420174), (310, 413397), (366, 350145), (465, 275598), (502, 255285), (549, 233430), (558, 229665), (610, 210087), (753, 170190), (837, 153110), (915, 140058), (930, 137799), (1098, 116715), (1255, 102114), (1395, 91866), (1506, 85095), (1647, 77810), (1674, 76555), (1830, 70029), (1891, 67770), (2259, 56730), (2510, 51057), (2745, 46686), (2790, 45933), (3294, 38905), (3765, 34038), (3782, 33885), (4185, 30622), (4518, 28365), (5490, 23343), (5673, 22590), (6777, 18910), (7530, 17019), (7781, 16470), (8235, 15562), (8370, 15311), (9455, 13554), (11295, 11346)]