42847480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 113762880

約数和(自身を除く): 70915400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 37, 40, 52, 65, 68, 74, 85, 104, 130, 131, 136, 148, 170, 185, 221, 260, 262, 296, 340, 370, 442, 481, 520, 524, 629, 655, 680, 740, 884, 962, 1048, 1105, 1258, 1310, 1480, 1703, 1768, 1924, 2210, 2227, 2405, 2516, 2620, 3145, 3406, 3848, 4420, 4454, 4810, 4847, 5032, 5240, 6290, 6812, 8177, 8515, 8840, 8908, 9620, 9694, 11135, 12580, 13624, 16354, 17030, 17816, 19240, 19388, 22270, 24235, 25160, 28951, 32708, 34060, 38776, 40885, 44540, 48470, 57902, 63011, 65416, 68120, 81770, 82399, 89080, 96940, 115804, 126022, 144755, 163540, 164798, 193880, 231608, 252044, 289510, 315055, 327080, 329596, 411995, 504088, 579020, 630110, 659192, 823990, 1071187, 1158040, 1260220, 1647980, 2142374, 2520440, 3295960, 4284748, 5355935, 8569496, 10711870, 21423740, 42847480]

約数ペア:

[(1, 42847480), (2, 21423740), (4, 10711870), (5, 8569496), (8, 5355935), (10, 4284748), (13, 3295960), (17, 2520440), (20, 2142374), (26, 1647980), (34, 1260220), (37, 1158040), (40, 1071187), (52, 823990), (65, 659192), (68, 630110), (74, 579020), (85, 504088), (104, 411995), (130, 329596), (131, 327080), (136, 315055), (148, 289510), (170, 252044), (185, 231608), (221, 193880), (260, 164798), (262, 163540), (296, 144755), (340, 126022), (370, 115804), (442, 96940), (481, 89080), (520, 82399), (524, 81770), (629, 68120), (655, 65416), (680, 63011), (740, 57902), (884, 48470), (962, 44540), (1048, 40885), (1105, 38776), (1258, 34060), (1310, 32708), (1480, 28951), (1703, 25160), (1768, 24235), (1924, 22270), (2210, 19388), (2227, 19240), (2405, 17816), (2516, 17030), (2620, 16354), (3145, 13624), (3406, 12580), (3848, 11135), (4420, 9694), (4454, 9620), (4810, 8908), (4847, 8840), (5032, 8515), (5240, 8177), (6290, 6812)]