70417740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 217857024

約数和(自身を除く): 147439284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 131, 155, 170, 186, 204, 255, 262, 289, 310, 340, 372, 393, 465, 510, 524, 527, 578, 620, 655, 786, 867, 930, 1020, 1054, 1156, 1310, 1445, 1572, 1581, 1734, 1860, 1965, 2108, 2227, 2620, 2635, 2890, 3162, 3468, 3930, 4061, 4335, 4454, 5270, 5780, 6324, 6681, 7860, 7905, 8122, 8670, 8908, 8959, 10540, 11135, 12183, 13362, 15810, 16244, 17340, 17918, 20305, 22270, 24366, 26724, 26877, 31620, 33405, 35836, 37859, 40610, 44540, 44795, 48732, 53754, 60915, 66810, 69037, 75718, 81220, 89590, 107508, 113577, 121830, 133620, 134385, 138074, 151436, 179180, 189295, 207111, 227154, 243660, 268770, 276148, 345185, 378590, 414222, 454308, 537540, 567885, 690370, 757180, 828444, 1035555, 1135770, 1173629, 1380740, 2071110, 2271540, 2347258, 3520887, 4142220, 4694516, 5868145, 7041774, 11736290, 14083548, 17604435, 23472580, 35208870, 70417740]

約数ペア:

[(1, 70417740), (2, 35208870), (3, 23472580), (4, 17604435), (5, 14083548), (6, 11736290), (10, 7041774), (12, 5868145), (15, 4694516), (17, 4142220), (20, 3520887), (30, 2347258), (31, 2271540), (34, 2071110), (51, 1380740), (60, 1173629), (62, 1135770), (68, 1035555), (85, 828444), (93, 757180), (102, 690370), (124, 567885), (131, 537540), (155, 454308), (170, 414222), (186, 378590), (204, 345185), (255, 276148), (262, 268770), (289, 243660), (310, 227154), (340, 207111), (372, 189295), (393, 179180), (465, 151436), (510, 138074), (524, 134385), (527, 133620), (578, 121830), (620, 113577), (655, 107508), (786, 89590), (867, 81220), (930, 75718), (1020, 69037), (1054, 66810), (1156, 60915), (1310, 53754), (1445, 48732), (1572, 44795), (1581, 44540), (1734, 40610), (1860, 37859), (1965, 35836), (2108, 33405), (2227, 31620), (2620, 26877), (2635, 26724), (2890, 24366), (3162, 22270), (3468, 20305), (3930, 17918), (4061, 17340), (4335, 16244), (4454, 15810), (5270, 13362), (5780, 12183), (6324, 11135), (6681, 10540), (7860, 8959), (7905, 8908), (8122, 8670)]