1387678680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{202877}}^1$

素因数の和:202913

約数の個数: 96

約数和(自身を含む): 4747345200

約数和(自身を除く): 3359666520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 202877, 405754, 608631, 811508, 1014385, 1217262, 1623016, 1825893, 2028770, 2434524, 3043155, 3651786, 3854663, 4057540, 4869048, 6086310, 7303572, 7709326, 8115080, 9129465, 11563989, 12172620, 14607144, 15418652, 18258930, 19273315, 23127978, 24345240, 30837304, 34691967, 36517860, 38546630, 46255956, 57819945, 69383934, 73035720, 77093260, 92511912, 115639890, 138767868, 154186520, 173459835, 231279780, 277535736, 346919670, 462559560, 693839340, 1387678680]

約数ペア:

[(1, 1387678680), (2, 693839340), (3, 462559560), (4, 346919670), (5, 277535736), (6, 231279780), (8, 173459835), (9, 154186520), (10, 138767868), (12, 115639890), (15, 92511912), (18, 77093260), (19, 73035720), (20, 69383934), (24, 57819945), (30, 46255956), (36, 38546630), (38, 36517860), (40, 34691967), (45, 30837304), (57, 24345240), (60, 23127978), (72, 19273315), (76, 18258930), (90, 15418652), (95, 14607144), (114, 12172620), (120, 11563989), (152, 9129465), (171, 8115080), (180, 7709326), (190, 7303572), (228, 6086310), (285, 4869048), (342, 4057540), (360, 3854663), (380, 3651786), (456, 3043155), (570, 2434524), (684, 2028770), (760, 1825893), (855, 1623016), (1140, 1217262), (1368, 1014385), (1710, 811508), (2280, 608631), (3420, 405754), (6840, 202877)]