15721845072

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{26357}}^1$

素因数の和:26445

約数の個数: 120

約数和(自身を含む): 44149439136

約数和(自身を除く): 28427594064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 43, 48, 51, 68, 86, 102, 129, 136, 172, 204, 258, 272, 289, 344, 408, 516, 578, 688, 731, 816, 867, 1032, 1156, 1462, 1734, 2064, 2193, 2312, 2924, 3468, 4386, 4624, 5848, 6936, 8772, 11696, 12427, 13872, 17544, 24854, 26357, 35088, 37281, 49708, 52714, 74562, 79071, 99416, 105428, 149124, 158142, 198832, 210856, 298248, 316284, 421712, 448069, 596496, 632568, 896138, 1133351, 1265136, 1344207, 1792276, 2266702, 2688414, 3400053, 3584552, 4533404, 5376828, 6800106, 7169104, 7617173, 9066808, 10753656, 13600212, 15234346, 18133616, 19266967, 21507312, 22851519, 27200424, 30468692, 38533934, 45703038, 54400848, 57800901, 60937384, 77067868, 91406076, 115601802, 121874768, 154135736, 182812152, 231203604, 308271472, 327538439, 365624304, 462407208, 655076878, 924814416, 982615317, 1310153756, 1965230634, 2620307512, 3930461268, 5240615024, 7860922536, 15721845072]

約数ペア:

[(1, 15721845072), (2, 7860922536), (3, 5240615024), (4, 3930461268), (6, 2620307512), (8, 1965230634), (12, 1310153756), (16, 982615317), (17, 924814416), (24, 655076878), (34, 462407208), (43, 365624304), (48, 327538439), (51, 308271472), (68, 231203604), (86, 182812152), (102, 154135736), (129, 121874768), (136, 115601802), (172, 91406076), (204, 77067868), (258, 60937384), (272, 57800901), (289, 54400848), (344, 45703038), (408, 38533934), (516, 30468692), (578, 27200424), (688, 22851519), (731, 21507312), (816, 19266967), (867, 18133616), (1032, 15234346), (1156, 13600212), (1462, 10753656), (1734, 9066808), (2064, 7617173), (2193, 7169104), (2312, 6800106), (2924, 5376828), (3468, 4533404), (4386, 3584552), (4624, 3400053), (5848, 2688414), (6936, 2266702), (8772, 1792276), (11696, 1344207), (12427, 1265136), (13872, 1133351), (17544, 896138), (24854, 632568), (26357, 596496), (35088, 448069), (37281, 421712), (49708, 316284), (52714, 298248), (74562, 210856), (79071, 198832), (99416, 158142), (105428, 149124)]