156725240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 419904000

約数和(自身を除く): 263178760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 59, 70, 106, 118, 140, 179, 212, 236, 265, 280, 295, 358, 371, 413, 424, 472, 530, 590, 716, 742, 826, 895, 1060, 1180, 1253, 1432, 1484, 1652, 1790, 1855, 2065, 2120, 2360, 2506, 2968, 3127, 3304, 3580, 3710, 4130, 5012, 6254, 6265, 7160, 7420, 8260, 9487, 10024, 10561, 12508, 12530, 14840, 15635, 16520, 18974, 21122, 21889, 25016, 25060, 31270, 37948, 42244, 43778, 47435, 50120, 52805, 62540, 66409, 73927, 75896, 84488, 87556, 94870, 105610, 109445, 125080, 132818, 147854, 175112, 189740, 211220, 218890, 265636, 295708, 332045, 369635, 379480, 422440, 437780, 531272, 559733, 591416, 664090, 739270, 875560, 1119466, 1328180, 1478540, 2238932, 2656360, 2798665, 2957080, 3918131, 4477864, 5597330, 7836262, 11194660, 15672524, 19590655, 22389320, 31345048, 39181310, 78362620, 156725240]

約数ペア:

[(1, 156725240), (2, 78362620), (4, 39181310), (5, 31345048), (7, 22389320), (8, 19590655), (10, 15672524), (14, 11194660), (20, 7836262), (28, 5597330), (35, 4477864), (40, 3918131), (53, 2957080), (56, 2798665), (59, 2656360), (70, 2238932), (106, 1478540), (118, 1328180), (140, 1119466), (179, 875560), (212, 739270), (236, 664090), (265, 591416), (280, 559733), (295, 531272), (358, 437780), (371, 422440), (413, 379480), (424, 369635), (472, 332045), (530, 295708), (590, 265636), (716, 218890), (742, 211220), (826, 189740), (895, 175112), (1060, 147854), (1180, 132818), (1253, 125080), (1432, 109445), (1484, 105610), (1652, 94870), (1790, 87556), (1855, 84488), (2065, 75896), (2120, 73927), (2360, 66409), (2506, 62540), (2968, 52805), (3127, 50120), (3304, 47435), (3580, 43778), (3710, 42244), (4130, 37948), (5012, 31270), (6254, 25060), (6265, 25016), (7160, 21889), (7420, 21122), (8260, 18974), (9487, 16520), (10024, 15635), (10561, 14840), (12508, 12530)]