187166840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21563}}^1$

素因数の和:21612

約数の個数: 64

約数和(自身を含む): 496834560

約数和(自身を除く): 309667720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 21563, 43126, 86252, 107815, 150941, 172504, 215630, 301882, 431260, 603764, 668453, 754705, 862520, 1207528, 1336906, 1509410, 2673812, 3018820, 3342265, 4679171, 5347624, 6037640, 6684530, 9358342, 13369060, 18716684, 23395855, 26738120, 37433368, 46791710, 93583420, 187166840]

約数ペア:

[(1, 187166840), (2, 93583420), (4, 46791710), (5, 37433368), (7, 26738120), (8, 23395855), (10, 18716684), (14, 13369060), (20, 9358342), (28, 6684530), (31, 6037640), (35, 5347624), (40, 4679171), (56, 3342265), (62, 3018820), (70, 2673812), (124, 1509410), (140, 1336906), (155, 1207528), (217, 862520), (248, 754705), (280, 668453), (310, 603764), (434, 431260), (620, 301882), (868, 215630), (1085, 172504), (1240, 150941), (1736, 107815), (2170, 86252), (4340, 43126), (8680, 21563)]