51701490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 150543360

約数和(自身を除く): 98841870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 31, 45, 54, 58, 62, 71, 81, 87, 90, 93, 135, 142, 145, 155, 162, 174, 186, 213, 261, 270, 279, 290, 310, 355, 405, 426, 435, 465, 522, 558, 639, 710, 783, 810, 837, 870, 899, 930, 1065, 1278, 1305, 1395, 1566, 1674, 1798, 1917, 2059, 2130, 2201, 2349, 2511, 2610, 2697, 2790, 3195, 3834, 3915, 4118, 4185, 4402, 4495, 4698, 5022, 5394, 5751, 6177, 6390, 6603, 7830, 8091, 8370, 8990, 9585, 10295, 11005, 11502, 11745, 12354, 12555, 13206, 13485, 16182, 18531, 19170, 19809, 20590, 22010, 23490, 24273, 25110, 26970, 28755, 30885, 33015, 37062, 39618, 40455, 48546, 55593, 57510, 59427, 61770, 63829, 66030, 72819, 80910, 92655, 99045, 111186, 118854, 121365, 127658, 145638, 166779, 178281, 185310, 191487, 198090, 242730, 277965, 297135, 319145, 333558, 356562, 364095, 382974, 555930, 574461, 594270, 638290, 728190, 833895, 891405, 957435, 1148922, 1667790, 1723383, 1782810, 1914870, 2872305, 3446766, 5170149, 5744610, 8616915, 10340298, 17233830, 25850745, 51701490]

約数ペア:

[(1, 51701490), (2, 25850745), (3, 17233830), (5, 10340298), (6, 8616915), (9, 5744610), (10, 5170149), (15, 3446766), (18, 2872305), (27, 1914870), (29, 1782810), (30, 1723383), (31, 1667790), (45, 1148922), (54, 957435), (58, 891405), (62, 833895), (71, 728190), (81, 638290), (87, 594270), (90, 574461), (93, 555930), (135, 382974), (142, 364095), (145, 356562), (155, 333558), (162, 319145), (174, 297135), (186, 277965), (213, 242730), (261, 198090), (270, 191487), (279, 185310), (290, 178281), (310, 166779), (355, 145638), (405, 127658), (426, 121365), (435, 118854), (465, 111186), (522, 99045), (558, 92655), (639, 80910), (710, 72819), (783, 66030), (810, 63829), (837, 61770), (870, 59427), (899, 57510), (930, 55593), (1065, 48546), (1278, 40455), (1305, 39618), (1395, 37062), (1566, 33015), (1674, 30885), (1798, 28755), (1917, 26970), (2059, 25110), (2130, 24273), (2201, 23490), (2349, 22010), (2511, 20590), (2610, 19809), (2697, 19170), (2790, 18531), (3195, 16182), (3834, 13485), (3915, 13206), (4118, 12555), (4185, 12354), (4402, 11745), (4495, 11502), (4698, 11005), (5022, 10295), (5394, 9585), (5751, 8990), (6177, 8370), (6390, 8091), (6603, 7830)]