86806020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 288618624

約数和(自身を除く): 201812604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 71, 82, 84, 105, 123, 140, 142, 164, 205, 210, 213, 246, 284, 287, 355, 410, 420, 426, 492, 497, 574, 615, 710, 820, 852, 861, 994, 1065, 1148, 1230, 1420, 1435, 1491, 1722, 1988, 2130, 2460, 2485, 2870, 2911, 2982, 3444, 4260, 4305, 4970, 5041, 5740, 5822, 5964, 7455, 8610, 8733, 9940, 10082, 11644, 14555, 14910, 15123, 17220, 17466, 20164, 20377, 25205, 29110, 29820, 30246, 34932, 35287, 40754, 43665, 50410, 58220, 60492, 61131, 70574, 75615, 81508, 87330, 100820, 101885, 105861, 122262, 141148, 151230, 174660, 176435, 203770, 206681, 211722, 244524, 302460, 305655, 352870, 407540, 413362, 423444, 529305, 611310, 620043, 705740, 826724, 1033405, 1058610, 1222620, 1240086, 1446767, 2066810, 2117220, 2480172, 2893534, 3100215, 4133620, 4340301, 5787068, 6200430, 7233835, 8680602, 12400860, 14467670, 17361204, 21701505, 28935340, 43403010, 86806020]

約数ペア:

[(1, 86806020), (2, 43403010), (3, 28935340), (4, 21701505), (5, 17361204), (6, 14467670), (7, 12400860), (10, 8680602), (12, 7233835), (14, 6200430), (15, 5787068), (20, 4340301), (21, 4133620), (28, 3100215), (30, 2893534), (35, 2480172), (41, 2117220), (42, 2066810), (60, 1446767), (70, 1240086), (71, 1222620), (82, 1058610), (84, 1033405), (105, 826724), (123, 705740), (140, 620043), (142, 611310), (164, 529305), (205, 423444), (210, 413362), (213, 407540), (246, 352870), (284, 305655), (287, 302460), (355, 244524), (410, 211722), (420, 206681), (426, 203770), (492, 176435), (497, 174660), (574, 151230), (615, 141148), (710, 122262), (820, 105861), (852, 101885), (861, 100820), (994, 87330), (1065, 81508), (1148, 75615), (1230, 70574), (1420, 61131), (1435, 60492), (1491, 58220), (1722, 50410), (1988, 43665), (2130, 40754), (2460, 35287), (2485, 34932), (2870, 30246), (2911, 29820), (2982, 29110), (3444, 25205), (4260, 20377), (4305, 20164), (4970, 17466), (5041, 17220), (5740, 15123), (5822, 14910), (5964, 14555), (7455, 11644), (8610, 10082), (8733, 9940)]