140216480

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12343}}^1$

素因数の和:12429

約数の個数: 48

約数和(自身を含む): 335954304

約数和(自身を除く): 195737824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 12343, 24686, 49372, 61715, 98744, 123430, 197488, 246860, 394976, 493720, 876353, 987440, 1752706, 1974880, 3505412, 4381765, 7010824, 8763530, 14021648, 17527060, 28043296, 35054120, 70108240, 140216480]

約数ペア:

[(1, 140216480), (2, 70108240), (4, 35054120), (5, 28043296), (8, 17527060), (10, 14021648), (16, 8763530), (20, 7010824), (32, 4381765), (40, 3505412), (71, 1974880), (80, 1752706), (142, 987440), (160, 876353), (284, 493720), (355, 394976), (568, 246860), (710, 197488), (1136, 123430), (1420, 98744), (2272, 61715), (2840, 49372), (5680, 24686), (11360, 12343)]