157215320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5639}}^1$

素因数の和:5708

約数の個数: 64

約数和(自身を含む): 383745600

約数和(自身を除く): 226530280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 5576, 5639, 6970, 11278, 13940, 22556, 27880, 28195, 45112, 56390, 95863, 112780, 191726, 225560, 231199, 383452, 462398, 479315, 766904, 924796, 958630, 1155995, 1849592, 1917260, 2311990, 3834520, 3930383, 4623980, 7860766, 9247960, 15721532, 19651915, 31443064, 39303830, 78607660, 157215320]

約数ペア:

[(1, 157215320), (2, 78607660), (4, 39303830), (5, 31443064), (8, 19651915), (10, 15721532), (17, 9247960), (20, 7860766), (34, 4623980), (40, 3930383), (41, 3834520), (68, 2311990), (82, 1917260), (85, 1849592), (136, 1155995), (164, 958630), (170, 924796), (205, 766904), (328, 479315), (340, 462398), (410, 383452), (680, 231199), (697, 225560), (820, 191726), (1394, 112780), (1640, 95863), (2788, 56390), (3485, 45112), (5576, 28195), (5639, 27880), (6970, 22556), (11278, 13940)]