20550872070

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{691}}^1\times {\mathrm{12239}}^1$

素因数の和:12952

約数の個数: 96

約数和(自身を含む): 55495964160

約数和(自身を除く): 34945092090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 691, 810, 1215, 1382, 2073, 2430, 3455, 4146, 6219, 6910, 10365, 12239, 12438, 18657, 20730, 24478, 31095, 36717, 37314, 55971, 61195, 62190, 73434, 93285, 110151, 111942, 122390, 167913, 183585, 186570, 220302, 279855, 330453, 335826, 367170, 550755, 559710, 660906, 839565, 991359, 1101510, 1652265, 1679130, 1982718, 2974077, 3304530, 4956795, 5948154, 8457149, 9913590, 14870385, 16914298, 25371447, 29740770, 42285745, 50742894, 76114341, 84571490, 126857235, 152228682, 228343023, 253714470, 380571705, 456686046, 685029069, 761143410, 1141715115, 1370058138, 2055087207, 2283430230, 3425145345, 4110174414, 6850290690, 10275436035, 20550872070]

約数ペア:

[(1, 20550872070), (2, 10275436035), (3, 6850290690), (5, 4110174414), (6, 3425145345), (9, 2283430230), (10, 2055087207), (15, 1370058138), (18, 1141715115), (27, 761143410), (30, 685029069), (45, 456686046), (54, 380571705), (81, 253714470), (90, 228343023), (135, 152228682), (162, 126857235), (243, 84571490), (270, 76114341), (405, 50742894), (486, 42285745), (691, 29740770), (810, 25371447), (1215, 16914298), (1382, 14870385), (2073, 9913590), (2430, 8457149), (3455, 5948154), (4146, 4956795), (6219, 3304530), (6910, 2974077), (10365, 1982718), (12239, 1679130), (12438, 1652265), (18657, 1101510), (20730, 991359), (24478, 839565), (31095, 660906), (36717, 559710), (37314, 550755), (55971, 367170), (61195, 335826), (62190, 330453), (73434, 279855), (93285, 220302), (110151, 186570), (111942, 183585), (122390, 167913)]