84885990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9859}}^1$

素因数の和:9917

約数の個数: 64

約数和(自身を含む): 238533120

約数和(自身を除く): 153647130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 4305, 8610, 9859, 19718, 29577, 49295, 59154, 69013, 98590, 138026, 147885, 207039, 295770, 345065, 404219, 414078, 690130, 808438, 1035195, 1212657, 2021095, 2070390, 2425314, 2829533, 4042190, 5659066, 6063285, 8488599, 12126570, 14147665, 16977198, 28295330, 42442995, 84885990]

約数ペア:

[(1, 84885990), (2, 42442995), (3, 28295330), (5, 16977198), (6, 14147665), (7, 12126570), (10, 8488599), (14, 6063285), (15, 5659066), (21, 4042190), (30, 2829533), (35, 2425314), (41, 2070390), (42, 2021095), (70, 1212657), (82, 1035195), (105, 808438), (123, 690130), (205, 414078), (210, 404219), (246, 345065), (287, 295770), (410, 207039), (574, 147885), (615, 138026), (861, 98590), (1230, 69013), (1435, 59154), (1722, 49295), (2870, 29577), (4305, 19718), (8610, 9859)]