90031760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 262483200

約数和(自身を除く): 172451440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 83, 91, 104, 112, 130, 140, 149, 166, 182, 208, 260, 280, 298, 332, 364, 415, 455, 520, 560, 581, 596, 664, 728, 745, 830, 910, 1040, 1043, 1079, 1162, 1192, 1328, 1456, 1490, 1660, 1820, 1937, 2086, 2158, 2324, 2384, 2905, 2980, 3320, 3640, 3874, 4172, 4316, 4648, 5215, 5395, 5810, 5960, 6640, 7280, 7553, 7748, 8344, 8632, 9296, 9685, 10430, 10790, 11620, 11920, 12367, 13559, 15106, 15496, 16688, 17264, 19370, 20860, 21580, 23240, 24734, 27118, 30212, 30992, 37765, 38740, 41720, 43160, 46480, 49468, 54236, 60424, 61835, 67795, 75530, 77480, 83440, 86320, 86569, 98936, 108472, 120848, 123670, 135590, 151060, 154960, 160771, 173138, 197872, 216944, 247340, 271180, 302120, 321542, 346276, 432845, 494680, 542360, 604240, 643084, 692552, 803855, 865690, 989360, 1084720, 1125397, 1286168, 1385104, 1607710, 1731380, 2250794, 2572336, 3215420, 3462760, 4501588, 5626985, 6430840, 6925520, 9003176, 11253970, 12861680, 18006352, 22507940, 45015880, 90031760]

約数ペア:

[(1, 90031760), (2, 45015880), (4, 22507940), (5, 18006352), (7, 12861680), (8, 11253970), (10, 9003176), (13, 6925520), (14, 6430840), (16, 5626985), (20, 4501588), (26, 3462760), (28, 3215420), (35, 2572336), (40, 2250794), (52, 1731380), (56, 1607710), (65, 1385104), (70, 1286168), (80, 1125397), (83, 1084720), (91, 989360), (104, 865690), (112, 803855), (130, 692552), (140, 643084), (149, 604240), (166, 542360), (182, 494680), (208, 432845), (260, 346276), (280, 321542), (298, 302120), (332, 271180), (364, 247340), (415, 216944), (455, 197872), (520, 173138), (560, 160771), (581, 154960), (596, 151060), (664, 135590), (728, 123670), (745, 120848), (830, 108472), (910, 98936), (1040, 86569), (1043, 86320), (1079, 83440), (1162, 77480), (1192, 75530), (1328, 67795), (1456, 61835), (1490, 60424), (1660, 54236), (1820, 49468), (1937, 46480), (2086, 43160), (2158, 41720), (2324, 38740), (2384, 37765), (2905, 30992), (2980, 30212), (3320, 27118), (3640, 24734), (3874, 23240), (4172, 21580), (4316, 20860), (4648, 19370), (5215, 17264), (5395, 16688), (5810, 15496), (5960, 15106), (6640, 13559), (7280, 12367), (7553, 11920), (7748, 11620), (8344, 10790), (8632, 10430), (9296, 9685)]