171468920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 469324800

約数和(自身を除く): 297855880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 167, 190, 193, 266, 280, 334, 380, 386, 532, 665, 668, 760, 772, 835, 965, 1064, 1169, 1330, 1336, 1351, 1544, 1670, 1930, 2338, 2660, 2702, 3173, 3340, 3667, 3860, 4676, 5320, 5404, 5845, 6346, 6680, 6755, 7334, 7720, 9352, 10808, 11690, 12692, 13510, 14668, 15865, 18335, 22211, 23380, 25384, 25669, 27020, 29336, 31730, 32231, 36670, 44422, 46760, 51338, 54040, 63460, 64462, 73340, 88844, 102676, 111055, 126920, 128345, 128924, 146680, 161155, 177688, 205352, 222110, 225617, 256690, 257848, 322310, 444220, 451234, 513380, 612389, 644620, 888440, 902468, 1026760, 1128085, 1224778, 1289240, 1804936, 2256170, 2449556, 3061945, 4286723, 4512340, 4899112, 6123890, 8573446, 9024680, 12247780, 17146892, 21433615, 24495560, 34293784, 42867230, 85734460, 171468920]

約数ペア:

[(1, 171468920), (2, 85734460), (4, 42867230), (5, 34293784), (7, 24495560), (8, 21433615), (10, 17146892), (14, 12247780), (19, 9024680), (20, 8573446), (28, 6123890), (35, 4899112), (38, 4512340), (40, 4286723), (56, 3061945), (70, 2449556), (76, 2256170), (95, 1804936), (133, 1289240), (140, 1224778), (152, 1128085), (167, 1026760), (190, 902468), (193, 888440), (266, 644620), (280, 612389), (334, 513380), (380, 451234), (386, 444220), (532, 322310), (665, 257848), (668, 256690), (760, 225617), (772, 222110), (835, 205352), (965, 177688), (1064, 161155), (1169, 146680), (1330, 128924), (1336, 128345), (1351, 126920), (1544, 111055), (1670, 102676), (1930, 88844), (2338, 73340), (2660, 64462), (2702, 63460), (3173, 54040), (3340, 51338), (3667, 46760), (3860, 44422), (4676, 36670), (5320, 32231), (5404, 31730), (5845, 29336), (6346, 27020), (6680, 25669), (6755, 25384), (7334, 23380), (7720, 22211), (9352, 18335), (10808, 15865), (11690, 14668), (12692, 13510)]