320860800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:900

約数の個数: 288

約数和(自身を含む): 1234413180

約数和(自身を除く): 913552380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 128, 130, 144, 150, 156, 160, 180, 192, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 320, 325, 360, 384, 390, 400, 416, 450, 468, 480, 520, 576, 585, 600, 624, 640, 650, 720, 780, 800, 832, 857, 900, 936, 960, 975, 1040, 1152, 1170, 1200, 1248, 1300, 1440, 1560, 1600, 1664, 1714, 1800, 1872, 1920, 1950, 2080, 2340, 2400, 2496, 2571, 2600, 2880, 2925, 3120, 3200, 3428, 3600, 3744, 3900, 4160, 4285, 4680, 4800, 4992, 5142, 5200, 5760, 5850, 6240, 6856, 7200, 7488, 7713, 7800, 8320, 8570, 9360, 9600, 10284, 10400, 11141, 11700, 12480, 12855, 13712, 14400, 14976, 15426, 15600, 17140, 18720, 20568, 20800, 21425, 22282, 23400, 24960, 25710, 27424, 28800, 30852, 31200, 33423, 34280, 37440, 38565, 41136, 41600, 42850, 44564, 46800, 51420, 54848, 55705, 61704, 62400, 64275, 66846, 68560, 74880, 77130, 82272, 85700, 89128, 93600, 100269, 102840, 109696, 111410, 123408, 124800, 128550, 133692, 137120, 154260, 164544, 167115, 171400, 178256, 187200, 192825, 200538, 205680, 222820, 246816, 257100, 267384, 274240, 278525, 308520, 329088, 334230, 342800, 356512, 374400, 385650, 401076, 411360, 445640, 493632, 501345, 514200, 534768, 548480, 557050, 617040, 668460, 685600, 713024, 771300, 802152, 822720, 835575, 891280, 987264, 1002690, 1028400, 1069536, 1114100, 1234080, 1336920, 1371200, 1426048, 1542600, 1604304, 1645440, 1671150, 1782560, 2005380, 2056800, 2139072, 2228200, 2468160, 2506725, 2673840, 2742400, 3085200, 3208608, 3342300, 3565120, 4010760, 4113600, 4278144, 4456400, 4936320, 5013450, 5347680, 6170400, 6417216, 6684600, 7130240, 8021520, 8227200, 8912800, 10026900, 10695360, 12340800, 12834432, 13369200, 16043040, 17825600, 20053800, 21390720, 24681600, 26738400, 32086080, 35651200, 40107600, 53476800, 64172160, 80215200, 106953600, 160430400, 320860800]

約数ペア:

[(1, 320860800), (2, 160430400), (3, 106953600), (4, 80215200), (5, 64172160), (6, 53476800), (8, 40107600), (9, 35651200), (10, 32086080), (12, 26738400), (13, 24681600), (15, 21390720), (16, 20053800), (18, 17825600), (20, 16043040), (24, 13369200), (25, 12834432), (26, 12340800), (30, 10695360), (32, 10026900), (36, 8912800), (39, 8227200), (40, 8021520), (45, 7130240), (48, 6684600), (50, 6417216), (52, 6170400), (60, 5347680), (64, 5013450), (65, 4936320), (72, 4456400), (75, 4278144), (78, 4113600), (80, 4010760), (90, 3565120), (96, 3342300), (100, 3208608), (104, 3085200), (117, 2742400), (120, 2673840), (128, 2506725), (130, 2468160), (144, 2228200), (150, 2139072), (156, 2056800), (160, 2005380), (180, 1782560), (192, 1671150), (195, 1645440), (200, 1604304), (208, 1542600), (225, 1426048), (234, 1371200), (240, 1336920), (260, 1234080), (288, 1114100), (300, 1069536), (312, 1028400), (320, 1002690), (325, 987264), (360, 891280), (384, 835575), (390, 822720), (400, 802152), (416, 771300), (450, 713024), (468, 685600), (480, 668460), (520, 617040), (576, 557050), (585, 548480), (600, 534768), (624, 514200), (640, 501345), (650, 493632), (720, 445640), (780, 411360), (800, 401076), (832, 385650), (857, 374400), (900, 356512), (936, 342800), (960, 334230), (975, 329088), (1040, 308520), (1152, 278525), (1170, 274240), (1200, 267384), (1248, 257100), (1300, 246816), (1440, 222820), (1560, 205680), (1600, 200538), (1664, 192825), (1714, 187200), (1800, 178256), (1872, 171400), (1920, 167115), (1950, 164544), (2080, 154260), (2340, 137120), (2400, 133692), (2496, 128550), (2571, 124800), (2600, 123408), (2880, 111410), (2925, 109696), (3120, 102840), (3200, 100269), (3428, 93600), (3600, 89128), (3744, 85700), (3900, 82272), (4160, 77130), (4285, 74880), (4680, 68560), (4800, 66846), (4992, 64275), (5142, 62400), (5200, 61704), (5760, 55705), (5850, 54848), (6240, 51420), (6856, 46800), (7200, 44564), (7488, 42850), (7713, 41600), (7800, 41136), (8320, 38565), (8570, 37440), (9360, 34280), (9600, 33423), (10284, 31200), (10400, 30852), (11141, 28800), (11700, 27424), (12480, 25710), (12855, 24960), (13712, 23400), (14400, 22282), (14976, 21425), (15426, 20800), (15600, 20568), (17140, 18720)]