31003440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 160

約数和(自身を含む): 109159680

約数和(自身を除く): 78156240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 523, 570, 624, 741, 760, 780, 912, 988, 1040, 1046, 1140, 1235, 1482, 1520, 1560, 1569, 1976, 2092, 2280, 2470, 2615, 2964, 3120, 3138, 3705, 3952, 4184, 4560, 4940, 5230, 5928, 6276, 6799, 7410, 7845, 8368, 9880, 9937, 10460, 11856, 12552, 13598, 14820, 15690, 19760, 19874, 20397, 20920, 25104, 27196, 29640, 29811, 31380, 33995, 39748, 40794, 41840, 49685, 54392, 59280, 59622, 62760, 67990, 79496, 81588, 99370, 101985, 108784, 119244, 125520, 129181, 135980, 149055, 158992, 163176, 198740, 203970, 238488, 258362, 271960, 298110, 326352, 387543, 397480, 407940, 476976, 516724, 543920, 596220, 645905, 775086, 794960, 815880, 1033448, 1192440, 1291810, 1550172, 1631760, 1937715, 2066896, 2384880, 2583620, 3100344, 3875430, 5167240, 6200688, 7750860, 10334480, 15501720, 31003440]

約数ペア:

[(1, 31003440), (2, 15501720), (3, 10334480), (4, 7750860), (5, 6200688), (6, 5167240), (8, 3875430), (10, 3100344), (12, 2583620), (13, 2384880), (15, 2066896), (16, 1937715), (19, 1631760), (20, 1550172), (24, 1291810), (26, 1192440), (30, 1033448), (38, 815880), (39, 794960), (40, 775086), (48, 645905), (52, 596220), (57, 543920), (60, 516724), (65, 476976), (76, 407940), (78, 397480), (80, 387543), (95, 326352), (104, 298110), (114, 271960), (120, 258362), (130, 238488), (152, 203970), (156, 198740), (190, 163176), (195, 158992), (208, 149055), (228, 135980), (240, 129181), (247, 125520), (260, 119244), (285, 108784), (304, 101985), (312, 99370), (380, 81588), (390, 79496), (456, 67990), (494, 62760), (520, 59622), (523, 59280), (570, 54392), (624, 49685), (741, 41840), (760, 40794), (780, 39748), (912, 33995), (988, 31380), (1040, 29811), (1046, 29640), (1140, 27196), (1235, 25104), (1482, 20920), (1520, 20397), (1560, 19874), (1569, 19760), (1976, 15690), (2092, 14820), (2280, 13598), (2470, 12552), (2615, 11856), (2964, 10460), (3120, 9937), (3138, 9880), (3705, 8368), (3952, 7845), (4184, 7410), (4560, 6799), (4940, 6276), (5230, 5928)]