831335680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 2439456768

約数和(自身を除く): 1608121088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 41, 56, 62, 64, 70, 73, 80, 82, 112, 124, 128, 140, 146, 155, 160, 164, 205, 217, 224, 248, 256, 280, 287, 292, 310, 320, 328, 365, 410, 434, 448, 496, 511, 560, 574, 584, 620, 640, 656, 730, 820, 868, 896, 992, 1022, 1085, 1120, 1148, 1168, 1240, 1271, 1280, 1312, 1435, 1460, 1640, 1736, 1792, 1984, 2044, 2170, 2240, 2263, 2296, 2336, 2480, 2542, 2555, 2624, 2870, 2920, 2993, 3280, 3472, 3968, 4088, 4340, 4480, 4526, 4592, 4672, 4960, 5084, 5110, 5248, 5740, 5840, 5986, 6355, 6560, 6944, 7936, 8176, 8680, 8897, 8960, 9052, 9184, 9344, 9920, 10168, 10220, 10496, 11315, 11480, 11680, 11972, 12710, 13120, 13888, 14965, 15841, 16352, 17360, 17794, 18104, 18368, 18688, 19840, 20336, 20440, 20951, 22630, 22960, 23360, 23944, 25420, 26240, 27776, 29930, 31682, 32704, 34720, 35588, 36208, 36736, 39680, 40672, 40880, 41902, 44485, 45260, 45920, 46720, 47888, 50840, 52480, 55552, 59860, 63364, 65408, 69440, 71176, 72416, 73472, 79205, 81344, 81760, 83804, 88970, 90520, 91840, 92783, 93440, 95776, 101680, 104755, 119720, 126728, 130816, 138880, 142352, 144832, 158410, 162688, 163520, 167608, 177940, 181040, 183680, 185566, 191552, 203360, 209510, 239440, 253456, 277760, 284704, 289664, 316820, 325376, 327040, 335216, 355880, 362080, 367360, 371132, 383104, 406720, 419020, 463915, 478880, 506912, 569408, 579328, 633640, 649481, 654080, 670432, 711760, 724160, 742264, 766208, 813440, 838040, 927830, 957760, 1013824, 1138816, 1267280, 1298962, 1340864, 1423520, 1448320, 1484528, 1626880, 1676080, 1855660, 1915520, 2027648, 2277632, 2534560, 2597924, 2681728, 2847040, 2896640, 2969056, 3247405, 3352160, 3711320, 3831040, 4055296, 5069120, 5195848, 5363456, 5694080, 5938112, 6494810, 6704320, 7422640, 10138240, 10391696, 11388160, 11876224, 12989620, 13408640, 14845280, 20276480, 20783392, 23752448, 25979240, 26817280, 29690560, 41566784, 51958480, 59381120, 83133568, 103916960, 118762240, 166267136, 207833920, 415667840, 831335680]

約数ペア:

[(1, 831335680), (2, 415667840), (4, 207833920), (5, 166267136), (7, 118762240), (8, 103916960), (10, 83133568), (14, 59381120), (16, 51958480), (20, 41566784), (28, 29690560), (31, 26817280), (32, 25979240), (35, 23752448), (40, 20783392), (41, 20276480), (56, 14845280), (62, 13408640), (64, 12989620), (70, 11876224), (73, 11388160), (80, 10391696), (82, 10138240), (112, 7422640), (124, 6704320), (128, 6494810), (140, 5938112), (146, 5694080), (155, 5363456), (160, 5195848), (164, 5069120), (205, 4055296), (217, 3831040), (224, 3711320), (248, 3352160), (256, 3247405), (280, 2969056), (287, 2896640), (292, 2847040), (310, 2681728), (320, 2597924), (328, 2534560), (365, 2277632), (410, 2027648), (434, 1915520), (448, 1855660), (496, 1676080), (511, 1626880), (560, 1484528), (574, 1448320), (584, 1423520), (620, 1340864), (640, 1298962), (656, 1267280), (730, 1138816), (820, 1013824), (868, 957760), (896, 927830), (992, 838040), (1022, 813440), (1085, 766208), (1120, 742264), (1148, 724160), (1168, 711760), (1240, 670432), (1271, 654080), (1280, 649481), (1312, 633640), (1435, 579328), (1460, 569408), (1640, 506912), (1736, 478880), (1792, 463915), (1984, 419020), (2044, 406720), (2170, 383104), (2240, 371132), (2263, 367360), (2296, 362080), (2336, 355880), (2480, 335216), (2542, 327040), (2555, 325376), (2624, 316820), (2870, 289664), (2920, 284704), (2993, 277760), (3280, 253456), (3472, 239440), (3968, 209510), (4088, 203360), (4340, 191552), (4480, 185566), (4526, 183680), (4592, 181040), (4672, 177940), (4960, 167608), (5084, 163520), (5110, 162688), (5248, 158410), (5740, 144832), (5840, 142352), (5986, 138880), (6355, 130816), (6560, 126728), (6944, 119720), (7936, 104755), (8176, 101680), (8680, 95776), (8897, 93440), (8960, 92783), (9052, 91840), (9184, 90520), (9344, 88970), (9920, 83804), (10168, 81760), (10220, 81344), (10496, 79205), (11315, 73472), (11480, 72416), (11680, 71176), (11972, 69440), (12710, 65408), (13120, 63364), (13888, 59860), (14965, 55552), (15841, 52480), (16352, 50840), (17360, 47888), (17794, 46720), (18104, 45920), (18368, 45260), (18688, 44485), (19840, 41902), (20336, 40880), (20440, 40672), (20951, 39680), (22630, 36736), (22960, 36208), (23360, 35588), (23944, 34720), (25420, 32704), (26240, 31682), (27776, 29930)]