321974640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:912

約数の個数: 240

約数和(自身を含む): 1194298560

約数和(自身を除く): 872323920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 48, 52, 60, 65, 72, 78, 80, 82, 90, 104, 117, 120, 123, 130, 144, 156, 164, 180, 195, 205, 208, 234, 240, 246, 260, 312, 328, 360, 369, 390, 410, 468, 492, 520, 533, 585, 615, 624, 656, 720, 738, 780, 820, 839, 936, 984, 1040, 1066, 1170, 1230, 1476, 1560, 1599, 1640, 1678, 1845, 1872, 1968, 2132, 2340, 2460, 2517, 2665, 2952, 3120, 3198, 3280, 3356, 3690, 4195, 4264, 4680, 4797, 4920, 5034, 5330, 5904, 6396, 6712, 7380, 7551, 7995, 8390, 8528, 9360, 9594, 9840, 10068, 10660, 10907, 12585, 12792, 13424, 14760, 15102, 15990, 16780, 19188, 20136, 21320, 21814, 23985, 25170, 25584, 29520, 30204, 31980, 32721, 33560, 34399, 37755, 38376, 40272, 42640, 43628, 47970, 50340, 54535, 60408, 63960, 65442, 67120, 68798, 75510, 76752, 87256, 95940, 98163, 100680, 103197, 109070, 120816, 127920, 130884, 137596, 151020, 163605, 171995, 174512, 191880, 196326, 201360, 206394, 218140, 261768, 275192, 302040, 309591, 327210, 343990, 383760, 392652, 412788, 436280, 447187, 490815, 515985, 523536, 550384, 604080, 619182, 654420, 687980, 785304, 825576, 872560, 894374, 981630, 1031970, 1238364, 1308840, 1341561, 1375960, 1547955, 1570608, 1651152, 1788748, 1963260, 2063940, 2235935, 2476728, 2617680, 2683122, 2751920, 3095910, 3577496, 3926520, 4024683, 4127880, 4471870, 4953456, 5366244, 6191820, 6707805, 7154992, 7853040, 8049366, 8255760, 8943740, 10732488, 12383640, 13415610, 16098732, 17887480, 20123415, 21464976, 24767280, 26831220, 32197464, 35774960, 40246830, 53662440, 64394928, 80493660, 107324880, 160987320, 321974640]

約数ペア:

[(1, 321974640), (2, 160987320), (3, 107324880), (4, 80493660), (5, 64394928), (6, 53662440), (8, 40246830), (9, 35774960), (10, 32197464), (12, 26831220), (13, 24767280), (15, 21464976), (16, 20123415), (18, 17887480), (20, 16098732), (24, 13415610), (26, 12383640), (30, 10732488), (36, 8943740), (39, 8255760), (40, 8049366), (41, 7853040), (45, 7154992), (48, 6707805), (52, 6191820), (60, 5366244), (65, 4953456), (72, 4471870), (78, 4127880), (80, 4024683), (82, 3926520), (90, 3577496), (104, 3095910), (117, 2751920), (120, 2683122), (123, 2617680), (130, 2476728), (144, 2235935), (156, 2063940), (164, 1963260), (180, 1788748), (195, 1651152), (205, 1570608), (208, 1547955), (234, 1375960), (240, 1341561), (246, 1308840), (260, 1238364), (312, 1031970), (328, 981630), (360, 894374), (369, 872560), (390, 825576), (410, 785304), (468, 687980), (492, 654420), (520, 619182), (533, 604080), (585, 550384), (615, 523536), (624, 515985), (656, 490815), (720, 447187), (738, 436280), (780, 412788), (820, 392652), (839, 383760), (936, 343990), (984, 327210), (1040, 309591), (1066, 302040), (1170, 275192), (1230, 261768), (1476, 218140), (1560, 206394), (1599, 201360), (1640, 196326), (1678, 191880), (1845, 174512), (1872, 171995), (1968, 163605), (2132, 151020), (2340, 137596), (2460, 130884), (2517, 127920), (2665, 120816), (2952, 109070), (3120, 103197), (3198, 100680), (3280, 98163), (3356, 95940), (3690, 87256), (4195, 76752), (4264, 75510), (4680, 68798), (4797, 67120), (4920, 65442), (5034, 63960), (5330, 60408), (5904, 54535), (6396, 50340), (6712, 47970), (7380, 43628), (7551, 42640), (7995, 40272), (8390, 38376), (8528, 37755), (9360, 34399), (9594, 33560), (9840, 32721), (10068, 31980), (10660, 30204), (10907, 29520), (12585, 25584), (12792, 25170), (13424, 23985), (14760, 21814), (15102, 21320), (15990, 20136), (16780, 19188)]