320247720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1740

約数の個数: 192

約数和(自身を含む): 1148893200

約数和(自身を除く): 828645480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 52, 60, 65, 72, 78, 82, 90, 104, 117, 120, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 312, 328, 360, 369, 390, 410, 468, 492, 520, 533, 585, 615, 738, 780, 820, 936, 984, 1066, 1170, 1230, 1476, 1560, 1599, 1640, 1669, 1845, 2132, 2340, 2460, 2665, 2952, 3198, 3338, 3690, 4264, 4680, 4797, 4920, 5007, 5330, 6396, 6676, 7380, 7995, 8345, 9594, 10014, 10660, 12792, 13352, 14760, 15021, 15990, 16690, 19188, 20028, 21320, 21697, 23985, 25035, 30042, 31980, 33380, 38376, 40056, 43394, 47970, 50070, 60084, 63960, 65091, 66760, 68429, 75105, 86788, 95940, 100140, 108485, 120168, 130182, 136858, 150210, 173576, 191880, 195273, 200280, 205287, 216970, 260364, 273716, 300420, 325455, 342145, 390546, 410574, 433940, 520728, 547432, 600840, 615861, 650910, 684290, 781092, 821148, 867880, 889577, 976365, 1026435, 1231722, 1301820, 1368580, 1562184, 1642296, 1779154, 1952730, 2052870, 2463444, 2603640, 2668731, 2737160, 3079305, 3558308, 3905460, 4105740, 4447885, 4926888, 5337462, 6158610, 7116616, 7810920, 8006193, 8211480, 8895770, 10674924, 12317220, 13343655, 16012386, 17791540, 21349848, 24634440, 26687310, 32024772, 35583080, 40030965, 53374620, 64049544, 80061930, 106749240, 160123860, 320247720]

約数ペア:

[(1, 320247720), (2, 160123860), (3, 106749240), (4, 80061930), (5, 64049544), (6, 53374620), (8, 40030965), (9, 35583080), (10, 32024772), (12, 26687310), (13, 24634440), (15, 21349848), (18, 17791540), (20, 16012386), (24, 13343655), (26, 12317220), (30, 10674924), (36, 8895770), (39, 8211480), (40, 8006193), (41, 7810920), (45, 7116616), (52, 6158610), (60, 5337462), (65, 4926888), (72, 4447885), (78, 4105740), (82, 3905460), (90, 3558308), (104, 3079305), (117, 2737160), (120, 2668731), (123, 2603640), (130, 2463444), (156, 2052870), (164, 1952730), (180, 1779154), (195, 1642296), (205, 1562184), (234, 1368580), (246, 1301820), (260, 1231722), (312, 1026435), (328, 976365), (360, 889577), (369, 867880), (390, 821148), (410, 781092), (468, 684290), (492, 650910), (520, 615861), (533, 600840), (585, 547432), (615, 520728), (738, 433940), (780, 410574), (820, 390546), (936, 342145), (984, 325455), (1066, 300420), (1170, 273716), (1230, 260364), (1476, 216970), (1560, 205287), (1599, 200280), (1640, 195273), (1669, 191880), (1845, 173576), (2132, 150210), (2340, 136858), (2460, 130182), (2665, 120168), (2952, 108485), (3198, 100140), (3338, 95940), (3690, 86788), (4264, 75105), (4680, 68429), (4797, 66760), (4920, 65091), (5007, 63960), (5330, 60084), (6396, 50070), (6676, 47970), (7380, 43394), (7995, 40056), (8345, 38376), (9594, 33380), (10014, 31980), (10660, 30042), (12792, 25035), (13352, 23985), (14760, 21697), (15021, 21320), (15990, 20028), (16690, 19188)]