31429040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:115

約数の個数: 160

約数和(自身を含む): 85708800

約数和(自身を除く): 54279760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 29, 31, 38, 40, 46, 58, 62, 76, 80, 92, 95, 115, 116, 124, 145, 152, 155, 184, 190, 230, 232, 248, 290, 304, 310, 368, 380, 437, 460, 464, 496, 551, 580, 589, 620, 667, 713, 760, 874, 899, 920, 1102, 1160, 1178, 1240, 1334, 1426, 1520, 1748, 1798, 1840, 2185, 2204, 2320, 2356, 2480, 2668, 2755, 2852, 2945, 3335, 3496, 3565, 3596, 4370, 4408, 4495, 4712, 5336, 5510, 5704, 5890, 6670, 6992, 7130, 7192, 8740, 8816, 8990, 9424, 10672, 11020, 11408, 11780, 12673, 13340, 13547, 14260, 14384, 17081, 17480, 17980, 20677, 22040, 23560, 25346, 26680, 27094, 28520, 34162, 34960, 35960, 41354, 44080, 47120, 50692, 53360, 54188, 57040, 63365, 67735, 68324, 71920, 82708, 85405, 101384, 103385, 108376, 126730, 135470, 136648, 165416, 170810, 202768, 206770, 216752, 253460, 270940, 273296, 330832, 341620, 392863, 413540, 506920, 541880, 683240, 785726, 827080, 1013840, 1083760, 1366480, 1571452, 1654160, 1964315, 3142904, 3928630, 6285808, 7857260, 15714520, 31429040]

約数ペア:

[(1, 31429040), (2, 15714520), (4, 7857260), (5, 6285808), (8, 3928630), (10, 3142904), (16, 1964315), (19, 1654160), (20, 1571452), (23, 1366480), (29, 1083760), (31, 1013840), (38, 827080), (40, 785726), (46, 683240), (58, 541880), (62, 506920), (76, 413540), (80, 392863), (92, 341620), (95, 330832), (115, 273296), (116, 270940), (124, 253460), (145, 216752), (152, 206770), (155, 202768), (184, 170810), (190, 165416), (230, 136648), (232, 135470), (248, 126730), (290, 108376), (304, 103385), (310, 101384), (368, 85405), (380, 82708), (437, 71920), (460, 68324), (464, 67735), (496, 63365), (551, 57040), (580, 54188), (589, 53360), (620, 50692), (667, 47120), (713, 44080), (760, 41354), (874, 35960), (899, 34960), (920, 34162), (1102, 28520), (1160, 27094), (1178, 26680), (1240, 25346), (1334, 23560), (1426, 22040), (1520, 20677), (1748, 17980), (1798, 17480), (1840, 17081), (2185, 14384), (2204, 14260), (2320, 13547), (2356, 13340), (2480, 12673), (2668, 11780), (2755, 11408), (2852, 11020), (2945, 10672), (3335, 9424), (3496, 8990), (3565, 8816), (3596, 8740), (4370, 7192), (4408, 7130), (4495, 6992), (4712, 6670), (5336, 5890), (5510, 5704)]