156244960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 408481920

約数和(自身を除く): 252236960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 109, 124, 136, 155, 160, 170, 218, 248, 272, 289, 310, 340, 436, 496, 527, 544, 545, 578, 620, 680, 872, 992, 1054, 1090, 1156, 1240, 1360, 1445, 1744, 1853, 2108, 2180, 2312, 2480, 2635, 2720, 2890, 3379, 3488, 3706, 4216, 4360, 4624, 4960, 5270, 5780, 6758, 7412, 8432, 8720, 8959, 9248, 9265, 10540, 11560, 13516, 14824, 16864, 16895, 17440, 17918, 18530, 21080, 23120, 27032, 29648, 31501, 33790, 35836, 37060, 42160, 44795, 46240, 54064, 57443, 59296, 63002, 67580, 71672, 74120, 84320, 89590, 108128, 114886, 126004, 135160, 143344, 148240, 157505, 179180, 229772, 252008, 270320, 286688, 287215, 296480, 315010, 358360, 459544, 504016, 540640, 574430, 630020, 716720, 919088, 976531, 1008032, 1148860, 1260040, 1433440, 1838176, 1953062, 2297720, 2520080, 3906124, 4595440, 4882655, 5040160, 7812248, 9190880, 9765310, 15624496, 19530620, 31248992, 39061240, 78122480, 156244960]

約数ペア:

[(1, 156244960), (2, 78122480), (4, 39061240), (5, 31248992), (8, 19530620), (10, 15624496), (16, 9765310), (17, 9190880), (20, 7812248), (31, 5040160), (32, 4882655), (34, 4595440), (40, 3906124), (62, 2520080), (68, 2297720), (80, 1953062), (85, 1838176), (109, 1433440), (124, 1260040), (136, 1148860), (155, 1008032), (160, 976531), (170, 919088), (218, 716720), (248, 630020), (272, 574430), (289, 540640), (310, 504016), (340, 459544), (436, 358360), (496, 315010), (527, 296480), (544, 287215), (545, 286688), (578, 270320), (620, 252008), (680, 229772), (872, 179180), (992, 157505), (1054, 148240), (1090, 143344), (1156, 135160), (1240, 126004), (1360, 114886), (1445, 108128), (1744, 89590), (1853, 84320), (2108, 74120), (2180, 71672), (2312, 67580), (2480, 63002), (2635, 59296), (2720, 57443), (2890, 54064), (3379, 46240), (3488, 44795), (3706, 42160), (4216, 37060), (4360, 35836), (4624, 33790), (4960, 31501), (5270, 29648), (5780, 27032), (6758, 23120), (7412, 21080), (8432, 18530), (8720, 17918), (8959, 17440), (9248, 16895), (9265, 16864), (10540, 14824), (11560, 13516)]