331890720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 1236912768

約数和(自身を除く): 905022048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 103, 105, 112, 120, 137, 140, 147, 160, 168, 196, 206, 210, 224, 240, 245, 274, 280, 294, 309, 336, 392, 411, 412, 420, 480, 490, 515, 548, 560, 588, 618, 672, 685, 721, 735, 784, 822, 824, 840, 959, 980, 1030, 1096, 1120, 1176, 1236, 1370, 1442, 1470, 1545, 1568, 1644, 1648, 1680, 1918, 1960, 2055, 2060, 2163, 2192, 2352, 2472, 2740, 2877, 2884, 2940, 3090, 3288, 3296, 3360, 3605, 3836, 3920, 4110, 4120, 4326, 4384, 4704, 4795, 4944, 5047, 5480, 5754, 5768, 5880, 6180, 6576, 6713, 7210, 7672, 7840, 8220, 8240, 8652, 9590, 9888, 10094, 10815, 10960, 11508, 11536, 11760, 12360, 13152, 13426, 14111, 14385, 14420, 15141, 15344, 16440, 16480, 17304, 19180, 20139, 20188, 21630, 21920, 23016, 23072, 23520, 24720, 25235, 26852, 28222, 28770, 28840, 30282, 30688, 32880, 33565, 34608, 38360, 40278, 40376, 42333, 43260, 46032, 49440, 50470, 53704, 56444, 57540, 57680, 60564, 65760, 67130, 69216, 70555, 75705, 76720, 80556, 80752, 84666, 86520, 92064, 98777, 100695, 100940, 107408, 112888, 115080, 115360, 121128, 134260, 141110, 151410, 153440, 161112, 161504, 169332, 173040, 197554, 201390, 201880, 211665, 214816, 225776, 230160, 242256, 268520, 282220, 296331, 302820, 322224, 338664, 346080, 395108, 402780, 403760, 423330, 451552, 460320, 484512, 493885, 537040, 564440, 592662, 605640, 644448, 677328, 691439, 790216, 805560, 807520, 846660, 987770, 1074080, 1128880, 1185324, 1211280, 1354656, 1382878, 1481655, 1580432, 1611120, 1693320, 1975540, 2074317, 2257760, 2370648, 2422560, 2765756, 2963310, 3160864, 3222240, 3386640, 3457195, 3951080, 4148634, 4741296, 5531512, 5926620, 6773280, 6914390, 7902160, 8297268, 9482592, 10371585, 11063024, 11853240, 13828780, 15804320, 16594536, 20743170, 22126048, 23706480, 27657560, 33189072, 41486340, 47412960, 55315120, 66378144, 82972680, 110630240, 165945360, 331890720]

約数ペア:

[(1, 331890720), (2, 165945360), (3, 110630240), (4, 82972680), (5, 66378144), (6, 55315120), (7, 47412960), (8, 41486340), (10, 33189072), (12, 27657560), (14, 23706480), (15, 22126048), (16, 20743170), (20, 16594536), (21, 15804320), (24, 13828780), (28, 11853240), (30, 11063024), (32, 10371585), (35, 9482592), (40, 8297268), (42, 7902160), (48, 6914390), (49, 6773280), (56, 5926620), (60, 5531512), (70, 4741296), (80, 4148634), (84, 3951080), (96, 3457195), (98, 3386640), (103, 3222240), (105, 3160864), (112, 2963310), (120, 2765756), (137, 2422560), (140, 2370648), (147, 2257760), (160, 2074317), (168, 1975540), (196, 1693320), (206, 1611120), (210, 1580432), (224, 1481655), (240, 1382878), (245, 1354656), (274, 1211280), (280, 1185324), (294, 1128880), (309, 1074080), (336, 987770), (392, 846660), (411, 807520), (412, 805560), (420, 790216), (480, 691439), (490, 677328), (515, 644448), (548, 605640), (560, 592662), (588, 564440), (618, 537040), (672, 493885), (685, 484512), (721, 460320), (735, 451552), (784, 423330), (822, 403760), (824, 402780), (840, 395108), (959, 346080), (980, 338664), (1030, 322224), (1096, 302820), (1120, 296331), (1176, 282220), (1236, 268520), (1370, 242256), (1442, 230160), (1470, 225776), (1545, 214816), (1568, 211665), (1644, 201880), (1648, 201390), (1680, 197554), (1918, 173040), (1960, 169332), (2055, 161504), (2060, 161112), (2163, 153440), (2192, 151410), (2352, 141110), (2472, 134260), (2740, 121128), (2877, 115360), (2884, 115080), (2940, 112888), (3090, 107408), (3288, 100940), (3296, 100695), (3360, 98777), (3605, 92064), (3836, 86520), (3920, 84666), (4110, 80752), (4120, 80556), (4326, 76720), (4384, 75705), (4704, 70555), (4795, 69216), (4944, 67130), (5047, 65760), (5480, 60564), (5754, 57680), (5768, 57540), (5880, 56444), (6180, 53704), (6576, 50470), (6713, 49440), (7210, 46032), (7672, 43260), (7840, 42333), (8220, 40376), (8240, 40278), (8652, 38360), (9590, 34608), (9888, 33565), (10094, 32880), (10815, 30688), (10960, 30282), (11508, 28840), (11536, 28770), (11760, 28222), (12360, 26852), (13152, 25235), (13426, 24720), (14111, 23520), (14385, 23072), (14420, 23016), (15141, 21920), (15344, 21630), (16440, 20188), (16480, 20139), (17304, 19180)]