136981320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 472055040

約数和(自身を除く): 335073720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 521, 626, 840, 939, 1042, 1252, 1563, 1565, 1878, 2084, 2191, 2504, 2605, 3126, 3130, 3647, 3756, 4168, 4382, 4695, 5210, 6252, 6260, 6573, 7294, 7512, 7815, 8764, 9390, 10420, 10941, 10955, 12504, 12520, 13146, 14588, 15630, 17528, 18235, 18780, 20840, 21882, 21910, 26292, 29176, 31260, 32865, 36470, 37560, 43764, 43820, 52584, 54705, 62520, 65730, 72940, 87528, 87640, 109410, 131460, 145880, 163073, 218820, 262920, 326146, 437640, 489219, 652292, 815365, 978438, 1141511, 1304584, 1630730, 1956876, 2283022, 2446095, 3261460, 3424533, 3913752, 4566044, 4892190, 5707555, 6522920, 6849066, 9132088, 9784380, 11415110, 13698132, 17122665, 19568760, 22830220, 27396264, 34245330, 45660440, 68490660, 136981320]

約数ペア:

[(1, 136981320), (2, 68490660), (3, 45660440), (4, 34245330), (5, 27396264), (6, 22830220), (7, 19568760), (8, 17122665), (10, 13698132), (12, 11415110), (14, 9784380), (15, 9132088), (20, 6849066), (21, 6522920), (24, 5707555), (28, 4892190), (30, 4566044), (35, 3913752), (40, 3424533), (42, 3261460), (56, 2446095), (60, 2283022), (70, 1956876), (84, 1630730), (105, 1304584), (120, 1141511), (140, 978438), (168, 815365), (210, 652292), (280, 489219), (313, 437640), (420, 326146), (521, 262920), (626, 218820), (840, 163073), (939, 145880), (1042, 131460), (1252, 109410), (1563, 87640), (1565, 87528), (1878, 72940), (2084, 65730), (2191, 62520), (2504, 54705), (2605, 52584), (3126, 43820), (3130, 43764), (3647, 37560), (3756, 36470), (4168, 32865), (4382, 31260), (4695, 29176), (5210, 26292), (6252, 21910), (6260, 21882), (6573, 20840), (7294, 18780), (7512, 18235), (7815, 17528), (8764, 15630), (9390, 14588), (10420, 13146), (10941, 12520), (10955, 12504)]