140130180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2657}}^1$

素因数の和:2965

約数の個数: 72

約数和(自身を含む): 426672792

約数和(自身を除く): 286542612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1465, 1758, 2637, 2657, 2930, 3516, 4395, 5274, 5314, 5860, 7971, 8790, 10548, 10628, 13185, 13285, 15942, 17580, 23913, 26370, 26570, 31884, 39855, 47826, 52740, 53140, 79710, 95652, 119565, 159420, 239130, 478260, 778501, 1557002, 2335503, 3114004, 3892505, 4671006, 7006509, 7785010, 9342012, 11677515, 14013018, 15570020, 23355030, 28026036, 35032545, 46710060, 70065090, 140130180]

約数ペア:

[(1, 140130180), (2, 70065090), (3, 46710060), (4, 35032545), (5, 28026036), (6, 23355030), (9, 15570020), (10, 14013018), (12, 11677515), (15, 9342012), (18, 7785010), (20, 7006509), (30, 4671006), (36, 3892505), (45, 3114004), (60, 2335503), (90, 1557002), (180, 778501), (293, 478260), (586, 239130), (879, 159420), (1172, 119565), (1465, 95652), (1758, 79710), (2637, 53140), (2657, 52740), (2930, 47826), (3516, 39855), (4395, 31884), (5274, 26570), (5314, 26370), (5860, 23913), (7971, 17580), (8790, 15942), (10548, 13285), (10628, 13185)]