56151900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{2971}}^1$

素因数の和:3001

約数の個数: 144

約数和(自身を含む): 206375680

約数和(自身を除く): 150223780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 2971, 3150, 3780, 4725, 5942, 6300, 8913, 9450, 11884, 14855, 17826, 18900, 20797, 26739, 29710, 35652, 41594, 44565, 53478, 59420, 62391, 74275, 80217, 83188, 89130, 103985, 106956, 124782, 133695, 148550, 160434, 178260, 187173, 207970, 222825, 249564, 267390, 297100, 311955, 320868, 374346, 401085, 415940, 445650, 519925, 534780, 561519, 623910, 668475, 748692, 802170, 891300, 935865, 1039850, 1123038, 1247820, 1336950, 1559775, 1604340, 1871730, 2005425, 2079700, 2246076, 2673900, 2807595, 3119550, 3743460, 4010850, 4679325, 5615190, 6239100, 8021700, 9358650, 11230380, 14037975, 18717300, 28075950, 56151900]

約数ペア:

[(1, 56151900), (2, 28075950), (3, 18717300), (4, 14037975), (5, 11230380), (6, 9358650), (7, 8021700), (9, 6239100), (10, 5615190), (12, 4679325), (14, 4010850), (15, 3743460), (18, 3119550), (20, 2807595), (21, 2673900), (25, 2246076), (27, 2079700), (28, 2005425), (30, 1871730), (35, 1604340), (36, 1559775), (42, 1336950), (45, 1247820), (50, 1123038), (54, 1039850), (60, 935865), (63, 891300), (70, 802170), (75, 748692), (84, 668475), (90, 623910), (100, 561519), (105, 534780), (108, 519925), (126, 445650), (135, 415940), (140, 401085), (150, 374346), (175, 320868), (180, 311955), (189, 297100), (210, 267390), (225, 249564), (252, 222825), (270, 207970), (300, 187173), (315, 178260), (350, 160434), (378, 148550), (420, 133695), (450, 124782), (525, 106956), (540, 103985), (630, 89130), (675, 83188), (700, 80217), (756, 74275), (900, 62391), (945, 59420), (1050, 53478), (1260, 44565), (1350, 41594), (1575, 35652), (1890, 29710), (2100, 26739), (2700, 20797), (2971, 18900), (3150, 17826), (3780, 14855), (4725, 11884), (5942, 9450), (6300, 8913)]