831191760

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{54973}}^1$

素因数の和:55002

約数の個数: 160

約数和(自身を含む): 3272052480

約数和(自身を除く): 2440860720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 54973, 109946, 164919, 219892, 274865, 329838, 384811, 439784, 494757, 549730, 659676, 769622, 824595, 879568, 989514, 1099460, 1154433, 1319352, 1484271, 1539244, 1649190, 1924055, 1979028, 2198920, 2308866, 2473785, 2638704, 2968542, 3078488, 3298380, 3463299, 3848110, 3958056, 4397840, 4617732, 4947570, 5772165, 5937084, 6156976, 6596760, 6926598, 7421355, 7696220, 7916112, 9235464, 9895140, 10389897, 11544330, 11874168, 13193520, 13853196, 14842710, 15392440, 17316495, 18470928, 19790280, 20779794, 23088660, 23748336, 27706392, 29685420, 30784880, 34632990, 39580560, 41559588, 46177320, 51949485, 55412784, 59370840, 69265980, 83119176, 92354640, 103898970, 118741680, 138531960, 166238352, 207797940, 277063920, 415595880, 831191760]

約数ペア:

[(1, 831191760), (2, 415595880), (3, 277063920), (4, 207797940), (5, 166238352), (6, 138531960), (7, 118741680), (8, 103898970), (9, 92354640), (10, 83119176), (12, 69265980), (14, 59370840), (15, 55412784), (16, 51949485), (18, 46177320), (20, 41559588), (21, 39580560), (24, 34632990), (27, 30784880), (28, 29685420), (30, 27706392), (35, 23748336), (36, 23088660), (40, 20779794), (42, 19790280), (45, 18470928), (48, 17316495), (54, 15392440), (56, 14842710), (60, 13853196), (63, 13193520), (70, 11874168), (72, 11544330), (80, 10389897), (84, 9895140), (90, 9235464), (105, 7916112), (108, 7696220), (112, 7421355), (120, 6926598), (126, 6596760), (135, 6156976), (140, 5937084), (144, 5772165), (168, 4947570), (180, 4617732), (189, 4397840), (210, 3958056), (216, 3848110), (240, 3463299), (252, 3298380), (270, 3078488), (280, 2968542), (315, 2638704), (336, 2473785), (360, 2308866), (378, 2198920), (420, 1979028), (432, 1924055), (504, 1649190), (540, 1539244), (560, 1484271), (630, 1319352), (720, 1154433), (756, 1099460), (840, 989514), (945, 879568), (1008, 824595), (1080, 769622), (1260, 659676), (1512, 549730), (1680, 494757), (1890, 439784), (2160, 384811), (2520, 329838), (3024, 274865), (3780, 219892), (5040, 164919), (7560, 109946), (15120, 54973)]