342669040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19739}}^1$

素因数の和:19790

約数の個数: 80

約数和(自身を含む): 939939840

約数和(自身を除く): 597270800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 19739, 39478, 78956, 98695, 138173, 157912, 197390, 276346, 315824, 394780, 552692, 611909, 690865, 789560, 1105384, 1223818, 1381730, 1579120, 2210768, 2447636, 2763460, 3059545, 4283363, 4895272, 5526920, 6119090, 8566726, 9790544, 11053840, 12238180, 17133452, 21416815, 24476360, 34266904, 42833630, 48952720, 68533808, 85667260, 171334520, 342669040]

約数ペア:

[(1, 342669040), (2, 171334520), (4, 85667260), (5, 68533808), (7, 48952720), (8, 42833630), (10, 34266904), (14, 24476360), (16, 21416815), (20, 17133452), (28, 12238180), (31, 11053840), (35, 9790544), (40, 8566726), (56, 6119090), (62, 5526920), (70, 4895272), (80, 4283363), (112, 3059545), (124, 2763460), (140, 2447636), (155, 2210768), (217, 1579120), (248, 1381730), (280, 1223818), (310, 1105384), (434, 789560), (496, 690865), (560, 611909), (620, 552692), (868, 394780), (1085, 315824), (1240, 276346), (1736, 197390), (2170, 157912), (2480, 138173), (3472, 98695), (4340, 78956), (8680, 39478), (17360, 19739)]