315733760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 798631680

約数和(自身を除く): 482897920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 109, 124, 128, 146, 155, 160, 218, 248, 256, 292, 310, 320, 365, 436, 496, 545, 584, 620, 640, 730, 872, 992, 1090, 1168, 1240, 1280, 1460, 1744, 1984, 2180, 2263, 2336, 2480, 2920, 3379, 3488, 3968, 4360, 4526, 4672, 4960, 5840, 6758, 6976, 7936, 7957, 8720, 9052, 9344, 9920, 11315, 11680, 13516, 13952, 15914, 16895, 17440, 18104, 18688, 19840, 22630, 23360, 27032, 27904, 31828, 33790, 34880, 36208, 39680, 39785, 45260, 46720, 54064, 63656, 67580, 69760, 72416, 79570, 90520, 93440, 108128, 127312, 135160, 139520, 144832, 159140, 181040, 216256, 246667, 254624, 270320, 289664, 318280, 362080, 432512, 493334, 509248, 540640, 579328, 636560, 724160, 865024, 986668, 1018496, 1081280, 1233335, 1273120, 1448320, 1973336, 2036992, 2162560, 2466670, 2546240, 2896640, 3946672, 4325120, 4933340, 5092480, 7893344, 9866680, 10184960, 15786688, 19733360, 31573376, 39466720, 63146752, 78933440, 157866880, 315733760]

約数ペア:

[(1, 315733760), (2, 157866880), (4, 78933440), (5, 63146752), (8, 39466720), (10, 31573376), (16, 19733360), (20, 15786688), (31, 10184960), (32, 9866680), (40, 7893344), (62, 5092480), (64, 4933340), (73, 4325120), (80, 3946672), (109, 2896640), (124, 2546240), (128, 2466670), (146, 2162560), (155, 2036992), (160, 1973336), (218, 1448320), (248, 1273120), (256, 1233335), (292, 1081280), (310, 1018496), (320, 986668), (365, 865024), (436, 724160), (496, 636560), (545, 579328), (584, 540640), (620, 509248), (640, 493334), (730, 432512), (872, 362080), (992, 318280), (1090, 289664), (1168, 270320), (1240, 254624), (1280, 246667), (1460, 216256), (1744, 181040), (1984, 159140), (2180, 144832), (2263, 139520), (2336, 135160), (2480, 127312), (2920, 108128), (3379, 93440), (3488, 90520), (3968, 79570), (4360, 72416), (4526, 69760), (4672, 67580), (4960, 63656), (5840, 54064), (6758, 46720), (6976, 45260), (7936, 39785), (7957, 39680), (8720, 36208), (9052, 34880), (9344, 33790), (9920, 31828), (11315, 27904), (11680, 27032), (13516, 23360), (13952, 22630), (15914, 19840), (16895, 18688), (17440, 18104)]