68999280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:703

約数の個数: 160

約数和(自身を含む): 248507904

約数和(自身を除く): 179508624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 105, 112, 120, 134, 140, 168, 201, 210, 240, 268, 280, 335, 336, 402, 420, 469, 536, 560, 613, 670, 804, 840, 938, 1005, 1072, 1226, 1340, 1407, 1608, 1680, 1839, 1876, 2010, 2345, 2452, 2680, 2814, 3065, 3216, 3678, 3752, 4020, 4291, 4690, 4904, 5360, 5628, 6130, 7035, 7356, 7504, 8040, 8582, 9195, 9380, 9808, 11256, 12260, 12873, 14070, 14712, 16080, 17164, 18390, 18760, 21455, 22512, 24520, 25746, 28140, 29424, 34328, 36780, 37520, 41071, 42910, 49040, 51492, 56280, 64365, 68656, 73560, 82142, 85820, 102984, 112560, 123213, 128730, 147120, 164284, 171640, 205355, 205968, 246426, 257460, 287497, 328568, 343280, 410710, 492852, 514920, 574994, 616065, 657136, 821420, 862491, 985704, 1029840, 1149988, 1232130, 1437485, 1642840, 1724982, 1971408, 2299976, 2464260, 2874970, 3285680, 3449964, 4312455, 4599952, 4928520, 5749940, 6899928, 8624910, 9857040, 11499880, 13799856, 17249820, 22999760, 34499640, 68999280]

約数ペア:

[(1, 68999280), (2, 34499640), (3, 22999760), (4, 17249820), (5, 13799856), (6, 11499880), (7, 9857040), (8, 8624910), (10, 6899928), (12, 5749940), (14, 4928520), (15, 4599952), (16, 4312455), (20, 3449964), (21, 3285680), (24, 2874970), (28, 2464260), (30, 2299976), (35, 1971408), (40, 1724982), (42, 1642840), (48, 1437485), (56, 1232130), (60, 1149988), (67, 1029840), (70, 985704), (80, 862491), (84, 821420), (105, 657136), (112, 616065), (120, 574994), (134, 514920), (140, 492852), (168, 410710), (201, 343280), (210, 328568), (240, 287497), (268, 257460), (280, 246426), (335, 205968), (336, 205355), (402, 171640), (420, 164284), (469, 147120), (536, 128730), (560, 123213), (613, 112560), (670, 102984), (804, 85820), (840, 82142), (938, 73560), (1005, 68656), (1072, 64365), (1226, 56280), (1340, 51492), (1407, 49040), (1608, 42910), (1680, 41071), (1839, 37520), (1876, 36780), (2010, 34328), (2345, 29424), (2452, 28140), (2680, 25746), (2814, 24520), (3065, 22512), (3216, 21455), (3678, 18760), (3752, 18390), (4020, 17164), (4291, 16080), (4690, 14712), (4904, 14070), (5360, 12873), (5628, 12260), (6130, 11256), (7035, 9808), (7356, 9380), (7504, 9195), (8040, 8582)]