31376104120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{5323}}^1$

素因数の和:5549

約数の個数: 128

約数和(自身を含む): 75898944000

約数和(自身を除く): 44522839880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 149, 172, 184, 215, 230, 298, 344, 430, 460, 596, 745, 860, 920, 989, 1192, 1490, 1720, 1978, 2980, 3427, 3956, 4945, 5323, 5960, 6407, 6854, 7912, 9890, 10646, 12814, 13708, 17135, 19780, 21292, 25628, 26615, 27416, 32035, 34270, 39560, 42584, 51256, 53230, 64070, 68540, 106460, 122429, 128140, 137080, 147361, 212920, 228889, 244858, 256280, 294722, 457778, 489716, 589444, 612145, 736805, 793127, 915556, 979432, 1144445, 1178888, 1224290, 1473610, 1586254, 1831112, 2288890, 2448580, 2947220, 3172508, 3965635, 4577780, 4897160, 5264447, 5894440, 6345016, 7931270, 9155560, 10528894, 15862540, 18241921, 21057788, 26322235, 31725080, 34104461, 36483842, 42115576, 52644470, 68208922, 72967684, 91209605, 105288940, 136417844, 145935368, 170522305, 182419210, 210577880, 272835688, 341044610, 364838420, 682089220, 729676840, 784402603, 1364178440, 1568805206, 3137610412, 3922013015, 6275220824, 7844026030, 15688052060, 31376104120]

約数ペア:

[(1, 31376104120), (2, 15688052060), (4, 7844026030), (5, 6275220824), (8, 3922013015), (10, 3137610412), (20, 1568805206), (23, 1364178440), (40, 784402603), (43, 729676840), (46, 682089220), (86, 364838420), (92, 341044610), (115, 272835688), (149, 210577880), (172, 182419210), (184, 170522305), (215, 145935368), (230, 136417844), (298, 105288940), (344, 91209605), (430, 72967684), (460, 68208922), (596, 52644470), (745, 42115576), (860, 36483842), (920, 34104461), (989, 31725080), (1192, 26322235), (1490, 21057788), (1720, 18241921), (1978, 15862540), (2980, 10528894), (3427, 9155560), (3956, 7931270), (4945, 6345016), (5323, 5894440), (5960, 5264447), (6407, 4897160), (6854, 4577780), (7912, 3965635), (9890, 3172508), (10646, 2947220), (12814, 2448580), (13708, 2288890), (17135, 1831112), (19780, 1586254), (21292, 1473610), (25628, 1224290), (26615, 1178888), (27416, 1144445), (32035, 979432), (34270, 915556), (39560, 793127), (42584, 736805), (51256, 612145), (53230, 589444), (64070, 489716), (68540, 457778), (106460, 294722), (122429, 256280), (128140, 244858), (137080, 228889), (147361, 212920)]