157757880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1723}}^1$

素因数の和:1853

約数の個数: 128

約数和(自身を含む): 546163200

約数和(自身を除く): 388405320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 1723, 2180, 2289, 2616, 3052, 3270, 3446, 3815, 4360, 4578, 5169, 6104, 6540, 6892, 7630, 8615, 9156, 10338, 11445, 12061, 13080, 13784, 15260, 17230, 18312, 20676, 22890, 24122, 25845, 30520, 34460, 36183, 41352, 45780, 48244, 51690, 60305, 68920, 72366, 91560, 96488, 103380, 120610, 144732, 180915, 187807, 206760, 241220, 289464, 361830, 375614, 482440, 563421, 723660, 751228, 939035, 1126842, 1314649, 1447320, 1502456, 1878070, 2253684, 2629298, 2817105, 3756140, 3943947, 4507368, 5258596, 5634210, 6573245, 7512280, 7887894, 10517192, 11268420, 13146490, 15775788, 19719735, 22536840, 26292980, 31551576, 39439470, 52585960, 78878940, 157757880]

約数ペア:

[(1, 157757880), (2, 78878940), (3, 52585960), (4, 39439470), (5, 31551576), (6, 26292980), (7, 22536840), (8, 19719735), (10, 15775788), (12, 13146490), (14, 11268420), (15, 10517192), (20, 7887894), (21, 7512280), (24, 6573245), (28, 5634210), (30, 5258596), (35, 4507368), (40, 3943947), (42, 3756140), (56, 2817105), (60, 2629298), (70, 2253684), (84, 1878070), (105, 1502456), (109, 1447320), (120, 1314649), (140, 1126842), (168, 939035), (210, 751228), (218, 723660), (280, 563421), (327, 482440), (420, 375614), (436, 361830), (545, 289464), (654, 241220), (763, 206760), (840, 187807), (872, 180915), (1090, 144732), (1308, 120610), (1526, 103380), (1635, 96488), (1723, 91560), (2180, 72366), (2289, 68920), (2616, 60305), (3052, 51690), (3270, 48244), (3446, 45780), (3815, 41352), (4360, 36183), (4578, 34460), (5169, 30520), (6104, 25845), (6540, 24122), (6892, 22890), (7630, 20676), (8615, 18312), (9156, 17230), (10338, 15260), (11445, 13784), (12061, 13080)]