71371920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 233985024

約数和(自身を除く): 162613104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 80, 93, 106, 120, 124, 155, 159, 181, 186, 212, 240, 248, 265, 310, 318, 362, 372, 424, 465, 496, 530, 543, 620, 636, 724, 744, 795, 848, 905, 930, 1060, 1086, 1240, 1272, 1448, 1488, 1590, 1643, 1810, 1860, 2120, 2172, 2480, 2544, 2715, 2896, 3180, 3286, 3620, 3720, 4240, 4344, 4929, 5430, 5611, 6360, 6572, 7240, 7440, 8215, 8688, 9593, 9858, 10860, 11222, 12720, 13144, 14480, 16430, 16833, 19186, 19716, 21720, 22444, 24645, 26288, 28055, 28779, 32860, 33666, 38372, 39432, 43440, 44888, 47965, 49290, 56110, 57558, 65720, 67332, 76744, 78864, 84165, 89776, 95930, 98580, 112220, 115116, 131440, 134664, 143895, 153488, 168330, 191860, 197160, 224440, 230232, 269328, 287790, 297383, 336660, 383720, 394320, 448880, 460464, 575580, 594766, 673320, 767440, 892149, 1151160, 1189532, 1346640, 1486915, 1784298, 2302320, 2379064, 2973830, 3568596, 4460745, 4758128, 5947660, 7137192, 8921490, 11895320, 14274384, 17842980, 23790640, 35685960, 71371920]

約数ペア:

[(1, 71371920), (2, 35685960), (3, 23790640), (4, 17842980), (5, 14274384), (6, 11895320), (8, 8921490), (10, 7137192), (12, 5947660), (15, 4758128), (16, 4460745), (20, 3568596), (24, 2973830), (30, 2379064), (31, 2302320), (40, 1784298), (48, 1486915), (53, 1346640), (60, 1189532), (62, 1151160), (80, 892149), (93, 767440), (106, 673320), (120, 594766), (124, 575580), (155, 460464), (159, 448880), (181, 394320), (186, 383720), (212, 336660), (240, 297383), (248, 287790), (265, 269328), (310, 230232), (318, 224440), (362, 197160), (372, 191860), (424, 168330), (465, 153488), (496, 143895), (530, 134664), (543, 131440), (620, 115116), (636, 112220), (724, 98580), (744, 95930), (795, 89776), (848, 84165), (905, 78864), (930, 76744), (1060, 67332), (1086, 65720), (1240, 57558), (1272, 56110), (1448, 49290), (1488, 47965), (1590, 44888), (1643, 43440), (1810, 39432), (1860, 38372), (2120, 33666), (2172, 32860), (2480, 28779), (2544, 28055), (2715, 26288), (2896, 24645), (3180, 22444), (3286, 21720), (3620, 19716), (3720, 19186), (4240, 16833), (4344, 16430), (4929, 14480), (5430, 13144), (5611, 12720), (6360, 11222), (6572, 10860), (7240, 9858), (7440, 9593), (8215, 8688)]