85239420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 281917440

約数和(自身を除く): 196678020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 79, 84, 98, 105, 140, 147, 158, 196, 210, 237, 245, 294, 316, 367, 395, 420, 474, 490, 553, 588, 734, 735, 790, 948, 980, 1101, 1106, 1185, 1468, 1470, 1580, 1659, 1835, 2202, 2212, 2370, 2569, 2765, 2940, 3318, 3670, 3871, 4404, 4740, 5138, 5505, 5530, 6636, 7340, 7707, 7742, 8295, 10276, 11010, 11060, 11613, 12845, 15414, 15484, 16590, 17983, 19355, 22020, 23226, 25690, 28993, 30828, 33180, 35966, 38535, 38710, 46452, 51380, 53949, 57986, 58065, 71932, 77070, 77420, 86979, 89915, 107898, 115972, 116130, 144965, 154140, 173958, 179830, 202951, 215796, 232260, 269745, 289930, 347916, 359660, 405902, 434895, 539490, 579860, 608853, 811804, 869790, 1014755, 1078980, 1217706, 1420657, 1739580, 2029510, 2435412, 2841314, 3044265, 4059020, 4261971, 5682628, 6088530, 7103285, 8523942, 12177060, 14206570, 17047884, 21309855, 28413140, 42619710, 85239420]

約数ペア:

[(1, 85239420), (2, 42619710), (3, 28413140), (4, 21309855), (5, 17047884), (6, 14206570), (7, 12177060), (10, 8523942), (12, 7103285), (14, 6088530), (15, 5682628), (20, 4261971), (21, 4059020), (28, 3044265), (30, 2841314), (35, 2435412), (42, 2029510), (49, 1739580), (60, 1420657), (70, 1217706), (79, 1078980), (84, 1014755), (98, 869790), (105, 811804), (140, 608853), (147, 579860), (158, 539490), (196, 434895), (210, 405902), (237, 359660), (245, 347916), (294, 289930), (316, 269745), (367, 232260), (395, 215796), (420, 202951), (474, 179830), (490, 173958), (553, 154140), (588, 144965), (734, 116130), (735, 115972), (790, 107898), (948, 89915), (980, 86979), (1101, 77420), (1106, 77070), (1185, 71932), (1468, 58065), (1470, 57986), (1580, 53949), (1659, 51380), (1835, 46452), (2202, 38710), (2212, 38535), (2370, 35966), (2569, 33180), (2765, 30828), (2940, 28993), (3318, 25690), (3670, 23226), (3871, 22020), (4404, 19355), (4740, 17983), (5138, 16590), (5505, 15484), (5530, 15414), (6636, 12845), (7340, 11613), (7707, 11060), (7742, 11010), (8295, 10276)]