87981390

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 160

約数和(自身を含む): 275996160

約数和(自身を除く): 188014770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 59, 63, 70, 81, 90, 105, 118, 126, 135, 162, 177, 189, 210, 263, 270, 295, 315, 354, 378, 405, 413, 526, 531, 567, 590, 630, 789, 810, 826, 885, 945, 1062, 1134, 1239, 1315, 1578, 1593, 1770, 1841, 1890, 2065, 2367, 2478, 2630, 2655, 2835, 3186, 3682, 3717, 3945, 4130, 4734, 4779, 5310, 5523, 5670, 6195, 7101, 7434, 7890, 7965, 9205, 9558, 11046, 11151, 11835, 12390, 14202, 15517, 15930, 16569, 18410, 18585, 21303, 22302, 23670, 23895, 27615, 31034, 33138, 33453, 35505, 37170, 42606, 46551, 47790, 49707, 55230, 55755, 66906, 71010, 77585, 82845, 93102, 99414, 106515, 108619, 111510, 139653, 149121, 155170, 165690, 167265, 213030, 217238, 232755, 248535, 279306, 298242, 325857, 334530, 418959, 465510, 497070, 543095, 651714, 698265, 745605, 837918, 977571, 1086190, 1256877, 1396530, 1491210, 1629285, 1955142, 2094795, 2513754, 2932713, 3258570, 4189590, 4887855, 5865426, 6284385, 8798139, 9775710, 12568770, 14663565, 17596278, 29327130, 43990695, 87981390]

約数ペア:

[(1, 87981390), (2, 43990695), (3, 29327130), (5, 17596278), (6, 14663565), (7, 12568770), (9, 9775710), (10, 8798139), (14, 6284385), (15, 5865426), (18, 4887855), (21, 4189590), (27, 3258570), (30, 2932713), (35, 2513754), (42, 2094795), (45, 1955142), (54, 1629285), (59, 1491210), (63, 1396530), (70, 1256877), (81, 1086190), (90, 977571), (105, 837918), (118, 745605), (126, 698265), (135, 651714), (162, 543095), (177, 497070), (189, 465510), (210, 418959), (263, 334530), (270, 325857), (295, 298242), (315, 279306), (354, 248535), (378, 232755), (405, 217238), (413, 213030), (526, 167265), (531, 165690), (567, 155170), (590, 149121), (630, 139653), (789, 111510), (810, 108619), (826, 106515), (885, 99414), (945, 93102), (1062, 82845), (1134, 77585), (1239, 71010), (1315, 66906), (1578, 55755), (1593, 55230), (1770, 49707), (1841, 47790), (1890, 46551), (2065, 42606), (2367, 37170), (2478, 35505), (2630, 33453), (2655, 33138), (2835, 31034), (3186, 27615), (3682, 23895), (3717, 23670), (3945, 22302), (4130, 21303), (4734, 18585), (4779, 18410), (5310, 16569), (5523, 15930), (5670, 15517), (6195, 14202), (7101, 12390), (7434, 11835), (7890, 11151), (7965, 11046), (9205, 9558)]