726248380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1289}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 1802243520

約数和(自身を除く): 1075995140

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 197, 220, 260, 286, 394, 572, 715, 788, 985, 1289, 1430, 1970, 2167, 2561, 2578, 2860, 3940, 4334, 5122, 5156, 6445, 8668, 10244, 10835, 12805, 12890, 14179, 16757, 21670, 25610, 25780, 28171, 28358, 33514, 43340, 51220, 56342, 56716, 67028, 70895, 83785, 112684, 140855, 141790, 167570, 184327, 253933, 281710, 283580, 335140, 368654, 507866, 563420, 737308, 921635, 1015732, 1269665, 1843270, 2539330, 2793263, 3301129, 3686540, 5078660, 5586526, 6602258, 11173052, 13204516, 13966315, 16505645, 27932630, 33011290, 36312419, 55865260, 66022580, 72624838, 145249676, 181562095, 363124190, 726248380]

約数ペア:

[(1, 726248380), (2, 363124190), (4, 181562095), (5, 145249676), (10, 72624838), (11, 66022580), (13, 55865260), (20, 36312419), (22, 33011290), (26, 27932630), (44, 16505645), (52, 13966315), (55, 13204516), (65, 11173052), (110, 6602258), (130, 5586526), (143, 5078660), (197, 3686540), (220, 3301129), (260, 2793263), (286, 2539330), (394, 1843270), (572, 1269665), (715, 1015732), (788, 921635), (985, 737308), (1289, 563420), (1430, 507866), (1970, 368654), (2167, 335140), (2561, 283580), (2578, 281710), (2860, 253933), (3940, 184327), (4334, 167570), (5122, 141790), (5156, 140855), (6445, 112684), (8668, 83785), (10244, 70895), (10835, 67028), (12805, 56716), (12890, 56342), (14179, 51220), (16757, 43340), (21670, 33514), (25610, 28358), (25780, 28171)]