289456920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:786

約数の個数: 192

約数和(自身を含む): 998749440

約数和(自身を除く): 709292520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 37, 40, 45, 60, 62, 72, 74, 90, 93, 111, 120, 124, 148, 155, 180, 185, 186, 222, 248, 279, 296, 310, 333, 360, 370, 372, 444, 465, 555, 558, 620, 666, 701, 740, 744, 888, 930, 1110, 1116, 1147, 1240, 1332, 1395, 1402, 1480, 1665, 1860, 2103, 2220, 2232, 2294, 2664, 2790, 2804, 3330, 3441, 3505, 3720, 4206, 4440, 4588, 5580, 5608, 5735, 6309, 6660, 6882, 7010, 8412, 9176, 10323, 10515, 11160, 11470, 12618, 13320, 13764, 14020, 16824, 17205, 20646, 21030, 21731, 22940, 25236, 25937, 27528, 28040, 31545, 34410, 41292, 42060, 43462, 45880, 50472, 51615, 51874, 63090, 65193, 68820, 77811, 82584, 84120, 86924, 103230, 103748, 108655, 126180, 129685, 130386, 137640, 155622, 173848, 195579, 206460, 207496, 217310, 233433, 252360, 259370, 260772, 311244, 325965, 389055, 391158, 412920, 434620, 466866, 518740, 521544, 622488, 651930, 778110, 782316, 804047, 869240, 933732, 977895, 1037480, 1167165, 1303860, 1556220, 1564632, 1608094, 1867464, 1955790, 2334330, 2412141, 2607720, 3112440, 3216188, 3911580, 4020235, 4668660, 4824282, 6432376, 7236423, 7823160, 8040470, 9337320, 9648564, 12060705, 14472846, 16080940, 19297128, 24121410, 28945692, 32161880, 36182115, 48242820, 57891384, 72364230, 96485640, 144728460, 289456920]

約数ペア:

[(1, 289456920), (2, 144728460), (3, 96485640), (4, 72364230), (5, 57891384), (6, 48242820), (8, 36182115), (9, 32161880), (10, 28945692), (12, 24121410), (15, 19297128), (18, 16080940), (20, 14472846), (24, 12060705), (30, 9648564), (31, 9337320), (36, 8040470), (37, 7823160), (40, 7236423), (45, 6432376), (60, 4824282), (62, 4668660), (72, 4020235), (74, 3911580), (90, 3216188), (93, 3112440), (111, 2607720), (120, 2412141), (124, 2334330), (148, 1955790), (155, 1867464), (180, 1608094), (185, 1564632), (186, 1556220), (222, 1303860), (248, 1167165), (279, 1037480), (296, 977895), (310, 933732), (333, 869240), (360, 804047), (370, 782316), (372, 778110), (444, 651930), (465, 622488), (555, 521544), (558, 518740), (620, 466866), (666, 434620), (701, 412920), (740, 391158), (744, 389055), (888, 325965), (930, 311244), (1110, 260772), (1116, 259370), (1147, 252360), (1240, 233433), (1332, 217310), (1395, 207496), (1402, 206460), (1480, 195579), (1665, 173848), (1860, 155622), (2103, 137640), (2220, 130386), (2232, 129685), (2294, 126180), (2664, 108655), (2790, 103748), (2804, 103230), (3330, 86924), (3441, 84120), (3505, 82584), (3720, 77811), (4206, 68820), (4440, 65193), (4588, 63090), (5580, 51874), (5608, 51615), (5735, 50472), (6309, 45880), (6660, 43462), (6882, 42060), (7010, 41292), (8412, 34410), (9176, 31545), (10323, 28040), (10515, 27528), (11160, 25937), (11470, 25236), (12618, 22940), (13320, 21731), (13764, 21030), (14020, 20646), (16824, 17205)]