42075540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17981}}^1$

素因数の和:18009

約数の個数: 72

約数和(自身を含む): 137454408

約数和(自身を除く): 95378868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 17981, 35962, 53943, 71924, 89905, 107886, 161829, 179810, 215772, 233753, 269715, 323658, 359620, 467506, 539430, 647316, 701259, 809145, 935012, 1078860, 1168765, 1402518, 1618290, 2103777, 2337530, 2805036, 3236580, 3506295, 4207554, 4675060, 7012590, 8415108, 10518885, 14025180, 21037770, 42075540]

約数ペア:

[(1, 42075540), (2, 21037770), (3, 14025180), (4, 10518885), (5, 8415108), (6, 7012590), (9, 4675060), (10, 4207554), (12, 3506295), (13, 3236580), (15, 2805036), (18, 2337530), (20, 2103777), (26, 1618290), (30, 1402518), (36, 1168765), (39, 1078860), (45, 935012), (52, 809145), (60, 701259), (65, 647316), (78, 539430), (90, 467506), (117, 359620), (130, 323658), (156, 269715), (180, 233753), (195, 215772), (234, 179810), (260, 161829), (390, 107886), (468, 89905), (585, 71924), (780, 53943), (1170, 35962), (2340, 17981)]