156640240

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{52919}}^1$

素因数の和:52969

約数の個数: 40

約数和(自身を含む): 374038560

約数和(自身を除く): 217398320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 52919, 105838, 211676, 264595, 423352, 529190, 846704, 1058380, 1958003, 2116760, 3916006, 4233520, 7832012, 9790015, 15664024, 19580030, 31328048, 39160060, 78320120, 156640240]

約数ペア:

[(1, 156640240), (2, 78320120), (4, 39160060), (5, 31328048), (8, 19580030), (10, 15664024), (16, 9790015), (20, 7832012), (37, 4233520), (40, 3916006), (74, 2116760), (80, 1958003), (148, 1058380), (185, 846704), (296, 529190), (370, 423352), (592, 264595), (740, 211676), (1480, 105838), (2960, 52919)]