256726080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6857}}^1$

素因数の和:6893

約数の個数: 168

約数和(自身を含む): 951094872

約数和(自身を除く): 694368792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 6857, 7488, 9360, 12480, 13714, 18720, 20571, 27428, 34285, 37440, 41142, 54856, 61713, 68570, 82284, 89141, 102855, 109712, 123426, 137140, 164568, 178282, 205710, 219424, 246852, 267423, 274280, 308565, 329136, 356564, 411420, 438848, 445705, 493704, 534846, 548560, 617130, 658272, 713128, 802269, 822840, 891410, 987408, 1069692, 1097120, 1234260, 1316544, 1337115, 1426256, 1604538, 1645680, 1782820, 1974816, 2139384, 2194240, 2468520, 2674230, 2852512, 3209076, 3291360, 3565640, 3949632, 4011345, 4278768, 4937040, 5348460, 5705024, 6418152, 6582720, 7131280, 8022690, 8557536, 9874080, 10696920, 12836304, 14262560, 16045380, 17115072, 19748160, 21393840, 25672608, 28525120, 32090760, 42787680, 51345216, 64181520, 85575360, 128363040, 256726080]

約数ペア:

[(1, 256726080), (2, 128363040), (3, 85575360), (4, 64181520), (5, 51345216), (6, 42787680), (8, 32090760), (9, 28525120), (10, 25672608), (12, 21393840), (13, 19748160), (15, 17115072), (16, 16045380), (18, 14262560), (20, 12836304), (24, 10696920), (26, 9874080), (30, 8557536), (32, 8022690), (36, 7131280), (39, 6582720), (40, 6418152), (45, 5705024), (48, 5348460), (52, 4937040), (60, 4278768), (64, 4011345), (65, 3949632), (72, 3565640), (78, 3291360), (80, 3209076), (90, 2852512), (96, 2674230), (104, 2468520), (117, 2194240), (120, 2139384), (130, 1974816), (144, 1782820), (156, 1645680), (160, 1604538), (180, 1426256), (192, 1337115), (195, 1316544), (208, 1234260), (234, 1097120), (240, 1069692), (260, 987408), (288, 891410), (312, 822840), (320, 802269), (360, 713128), (390, 658272), (416, 617130), (468, 548560), (480, 534846), (520, 493704), (576, 445705), (585, 438848), (624, 411420), (720, 356564), (780, 329136), (832, 308565), (936, 274280), (960, 267423), (1040, 246852), (1170, 219424), (1248, 205710), (1440, 178282), (1560, 164568), (1872, 137140), (2080, 123426), (2340, 109712), (2496, 102855), (2880, 89141), (3120, 82284), (3744, 68570), (4160, 61713), (4680, 54856), (6240, 41142), (6857, 37440), (7488, 34285), (9360, 27428), (12480, 20571), (13714, 18720)]