157866880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 398534400

約数和(自身を除く): 240667520

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, 292, 310, 320, 365, 436, 496, 545, 584, 620, 640, 730, 872, 992, 1090, 1168, 1240, 1460, 1744, 1984, 2180, 2263, 2336, 2480, 2920, 3379, 3488, 3968, 4360, 4526, 4672, 4960, 5840, 6758, 6976, 7957, 8720, 9052, 9344, 9920, 11315, 11680, 13516, 13952, 15914, 16895, 17440, 18104, 19840, 22630, 23360, 27032, 31828, 33790, 34880, 36208, 39785, 45260, 46720, 54064, 63656, 67580, 69760, 72416, 79570, 90520, 108128, 127312, 135160, 144832, 159140, 181040, 216256, 246667, 254624, 270320, 289664, 318280, 362080, 432512, 493334, 509248, 540640, 636560, 724160, 986668, 1018496, 1081280, 1233335, 1273120, 1448320, 1973336, 2162560, 2466670, 2546240, 3946672, 4933340, 5092480, 7893344, 9866680, 15786688, 19733360, 31573376, 39466720, 78933440, 157866880]

約数ペア:

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