684896640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 256

約数和(自身を含む): 2321879040

約数和(自身を除く): 1636982400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 64, 74, 80, 93, 96, 111, 120, 124, 128, 148, 155, 160, 185, 186, 192, 222, 240, 248, 296, 310, 311, 320, 370, 372, 384, 444, 465, 480, 496, 555, 592, 620, 622, 640, 740, 744, 888, 930, 933, 960, 992, 1110, 1147, 1184, 1240, 1244, 1480, 1488, 1555, 1776, 1860, 1866, 1920, 1984, 2220, 2294, 2368, 2480, 2488, 2960, 2976, 3110, 3441, 3552, 3720, 3732, 3968, 4440, 4588, 4665, 4736, 4960, 4976, 5735, 5920, 5952, 6220, 6882, 7104, 7440, 7464, 8880, 9176, 9330, 9641, 9920, 9952, 11470, 11507, 11840, 11904, 12440, 13764, 14208, 14880, 14928, 17205, 17760, 18352, 18660, 19282, 19840, 19904, 22940, 23014, 23680, 24880, 27528, 28923, 29760, 29856, 34410, 34521, 35520, 36704, 37320, 38564, 39808, 45880, 46028, 48205, 49760, 55056, 57535, 57846, 59520, 59712, 68820, 69042, 71040, 73408, 74640, 77128, 91760, 92056, 96410, 99520, 110112, 115070, 115692, 119424, 137640, 138084, 144615, 146816, 149280, 154256, 172605, 183520, 184112, 192820, 199040, 220224, 230140, 231384, 275280, 276168, 289230, 298560, 308512, 345210, 356717, 367040, 368224, 385640, 440448, 460280, 462768, 550560, 552336, 578460, 597120, 617024, 690420, 713434, 734080, 736448, 771280, 920560, 925536, 1070151, 1101120, 1104672, 1156920, 1234048, 1380840, 1426868, 1472896, 1542560, 1783585, 1841120, 1851072, 2140302, 2202240, 2209344, 2313840, 2761680, 2853736, 3085120, 3567170, 3682240, 3702144, 4280604, 4418688, 4627680, 5350755, 5523360, 5707472, 6170240, 7134340, 7364480, 8561208, 9255360, 10701510, 11046720, 11414944, 14268680, 17122416, 18510720, 21403020, 22093440, 22829888, 28537360, 34244832, 42806040, 45659776, 57074720, 68489664, 85612080, 114149440, 136979328, 171224160, 228298880, 342448320, 684896640]

約数ペア:

[(1, 684896640), (2, 342448320), (3, 228298880), (4, 171224160), (5, 136979328), (6, 114149440), (8, 85612080), (10, 68489664), (12, 57074720), (15, 45659776), (16, 42806040), (20, 34244832), (24, 28537360), (30, 22829888), (31, 22093440), (32, 21403020), (37, 18510720), (40, 17122416), (48, 14268680), (60, 11414944), (62, 11046720), (64, 10701510), (74, 9255360), (80, 8561208), (93, 7364480), (96, 7134340), (111, 6170240), (120, 5707472), (124, 5523360), (128, 5350755), (148, 4627680), (155, 4418688), (160, 4280604), (185, 3702144), (186, 3682240), (192, 3567170), (222, 3085120), (240, 2853736), (248, 2761680), (296, 2313840), (310, 2209344), (311, 2202240), (320, 2140302), (370, 1851072), (372, 1841120), (384, 1783585), (444, 1542560), (465, 1472896), (480, 1426868), (496, 1380840), (555, 1234048), (592, 1156920), (620, 1104672), (622, 1101120), (640, 1070151), (740, 925536), (744, 920560), (888, 771280), (930, 736448), (933, 734080), (960, 713434), (992, 690420), (1110, 617024), (1147, 597120), (1184, 578460), (1240, 552336), (1244, 550560), (1480, 462768), (1488, 460280), (1555, 440448), (1776, 385640), (1860, 368224), (1866, 367040), (1920, 356717), (1984, 345210), (2220, 308512), (2294, 298560), (2368, 289230), (2480, 276168), (2488, 275280), (2960, 231384), (2976, 230140), (3110, 220224), (3441, 199040), (3552, 192820), (3720, 184112), (3732, 183520), (3968, 172605), (4440, 154256), (4588, 149280), (4665, 146816), (4736, 144615), (4960, 138084), (4976, 137640), (5735, 119424), (5920, 115692), (5952, 115070), (6220, 110112), (6882, 99520), (7104, 96410), (7440, 92056), (7464, 91760), (8880, 77128), (9176, 74640), (9330, 73408), (9641, 71040), (9920, 69042), (9952, 68820), (11470, 59712), (11507, 59520), (11840, 57846), (11904, 57535), (12440, 55056), (13764, 49760), (14208, 48205), (14880, 46028), (14928, 45880), (17205, 39808), (17760, 38564), (18352, 37320), (18660, 36704), (19282, 35520), (19840, 34521), (19904, 34410), (22940, 29856), (23014, 29760), (23680, 28923), (24880, 27528)]