289311960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2113}}^1$

素因数の和:2297

約数の個数: 128

約数和(自身を含む): 998484480

約数和(自身を除く): 709172520

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, 163, 168, 210, 280, 326, 420, 489, 652, 815, 840, 978, 1141, 1304, 1630, 1956, 2113, 2282, 2445, 3260, 3423, 3912, 4226, 4564, 4890, 5705, 6339, 6520, 6846, 8452, 9128, 9780, 10565, 11410, 12678, 13692, 14791, 16904, 17115, 19560, 21130, 22820, 25356, 27384, 29582, 31695, 34230, 42260, 44373, 45640, 50712, 59164, 63390, 68460, 73955, 84520, 88746, 118328, 126780, 136920, 147910, 177492, 221865, 253560, 295820, 344419, 354984, 443730, 591640, 688838, 887460, 1033257, 1377676, 1722095, 1774920, 2066514, 2410933, 2755352, 3444190, 4133028, 4821866, 5166285, 6888380, 7232799, 8266056, 9643732, 10332570, 12054665, 13776760, 14465598, 19287464, 20665140, 24109330, 28931196, 36163995, 41330280, 48218660, 57862392, 72327990, 96437320, 144655980, 289311960]

約数ペア:

[(1, 289311960), (2, 144655980), (3, 96437320), (4, 72327990), (5, 57862392), (6, 48218660), (7, 41330280), (8, 36163995), (10, 28931196), (12, 24109330), (14, 20665140), (15, 19287464), (20, 14465598), (21, 13776760), (24, 12054665), (28, 10332570), (30, 9643732), (35, 8266056), (40, 7232799), (42, 6888380), (56, 5166285), (60, 4821866), (70, 4133028), (84, 3444190), (105, 2755352), (120, 2410933), (140, 2066514), (163, 1774920), (168, 1722095), (210, 1377676), (280, 1033257), (326, 887460), (420, 688838), (489, 591640), (652, 443730), (815, 354984), (840, 344419), (978, 295820), (1141, 253560), (1304, 221865), (1630, 177492), (1956, 147910), (2113, 136920), (2282, 126780), (2445, 118328), (3260, 88746), (3423, 84520), (3912, 73955), (4226, 68460), (4564, 63390), (4890, 59164), (5705, 50712), (6339, 45640), (6520, 44373), (6846, 42260), (8452, 34230), (9128, 31695), (9780, 29582), (10565, 27384), (11410, 25356), (12678, 22820), (13692, 21130), (14791, 19560), (16904, 17115)]