1971044760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{797}}^1$

素因数の和:1405

約数の個数: 128

約数和(自身を含む): 6091485120

約数和(自身を除く): 4120440360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 557, 740, 797, 888, 1110, 1114, 1480, 1594, 1671, 2220, 2228, 2391, 2785, 3188, 3342, 3985, 4440, 4456, 4782, 5570, 6376, 6684, 7970, 8355, 9564, 11140, 11955, 13368, 15940, 16710, 19128, 20609, 22280, 23910, 29489, 31880, 33420, 41218, 47820, 58978, 61827, 66840, 82436, 88467, 95640, 103045, 117956, 123654, 147445, 164872, 176934, 206090, 235912, 247308, 294890, 309135, 353868, 412180, 442335, 443929, 494616, 589780, 618270, 707736, 824360, 884670, 887858, 1179560, 1236540, 1331787, 1769340, 1775716, 2219645, 2473080, 2663574, 3538680, 3551432, 4439290, 5327148, 6658935, 8878580, 10654296, 13317870, 16425373, 17757160, 26635740, 32850746, 49276119, 53271480, 65701492, 82126865, 98552238, 131402984, 164253730, 197104476, 246380595, 328507460, 394208952, 492761190, 657014920, 985522380, 1971044760]

約数ペア:

[(1, 1971044760), (2, 985522380), (3, 657014920), (4, 492761190), (5, 394208952), (6, 328507460), (8, 246380595), (10, 197104476), (12, 164253730), (15, 131402984), (20, 98552238), (24, 82126865), (30, 65701492), (37, 53271480), (40, 49276119), (60, 32850746), (74, 26635740), (111, 17757160), (120, 16425373), (148, 13317870), (185, 10654296), (222, 8878580), (296, 6658935), (370, 5327148), (444, 4439290), (555, 3551432), (557, 3538680), (740, 2663574), (797, 2473080), (888, 2219645), (1110, 1775716), (1114, 1769340), (1480, 1331787), (1594, 1236540), (1671, 1179560), (2220, 887858), (2228, 884670), (2391, 824360), (2785, 707736), (3188, 618270), (3342, 589780), (3985, 494616), (4440, 443929), (4456, 442335), (4782, 412180), (5570, 353868), (6376, 309135), (6684, 294890), (7970, 247308), (8355, 235912), (9564, 206090), (11140, 176934), (11955, 164872), (13368, 147445), (15940, 123654), (16710, 117956), (19128, 103045), (20609, 95640), (22280, 88467), (23910, 82436), (29489, 66840), (31880, 61827), (33420, 58978), (41218, 47820)]