79342020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 253693440

約数和(自身を除く): 174351420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 241, 279, 295, 310, 354, 372, 465, 482, 531, 558, 590, 620, 708, 723, 885, 930, 964, 1062, 1116, 1180, 1205, 1395, 1446, 1770, 1829, 1860, 2124, 2169, 2410, 2655, 2790, 2892, 3540, 3615, 3658, 4338, 4820, 5310, 5487, 5580, 7230, 7316, 7471, 8676, 9145, 10620, 10845, 10974, 14219, 14460, 14942, 16461, 18290, 21690, 21948, 22413, 27435, 28438, 29884, 32922, 36580, 37355, 42657, 43380, 44826, 54870, 56876, 65844, 67239, 71095, 74710, 82305, 85314, 89652, 109740, 112065, 127971, 134478, 142190, 149420, 164610, 170628, 213285, 224130, 255942, 268956, 284380, 329220, 336195, 426570, 440789, 448260, 511884, 639855, 672390, 853140, 881578, 1279710, 1322367, 1344780, 1763156, 2203945, 2559420, 2644734, 3967101, 4407890, 5289468, 6611835, 7934202, 8815780, 13223670, 15868404, 19835505, 26447340, 39671010, 79342020]

約数ペア:

[(1, 79342020), (2, 39671010), (3, 26447340), (4, 19835505), (5, 15868404), (6, 13223670), (9, 8815780), (10, 7934202), (12, 6611835), (15, 5289468), (18, 4407890), (20, 3967101), (30, 2644734), (31, 2559420), (36, 2203945), (45, 1763156), (59, 1344780), (60, 1322367), (62, 1279710), (90, 881578), (93, 853140), (118, 672390), (124, 639855), (155, 511884), (177, 448260), (180, 440789), (186, 426570), (236, 336195), (241, 329220), (279, 284380), (295, 268956), (310, 255942), (354, 224130), (372, 213285), (465, 170628), (482, 164610), (531, 149420), (558, 142190), (590, 134478), (620, 127971), (708, 112065), (723, 109740), (885, 89652), (930, 85314), (964, 82305), (1062, 74710), (1116, 71095), (1180, 67239), (1205, 65844), (1395, 56876), (1446, 54870), (1770, 44826), (1829, 43380), (1860, 42657), (2124, 37355), (2169, 36580), (2410, 32922), (2655, 29884), (2790, 28438), (2892, 27435), (3540, 22413), (3615, 21948), (3658, 21690), (4338, 18290), (4820, 16461), (5310, 14942), (5487, 14460), (5580, 14219), (7230, 10974), (7316, 10845), (7471, 10620), (8676, 9145)]