51765840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{10271}}^1$

素因数の和:10297

約数の個数: 120

約数和(自身を含む): 198701568

約数和(自身を除く): 146935728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 10271, 20542, 30813, 41084, 51355, 61626, 71897, 82168, 92439, 102710, 123252, 143794, 154065, 164336, 184878, 205420, 215691, 246504, 287588, 308130, 359485, 369756, 410840, 431382, 462195, 493008, 575176, 616260, 647073, 718970, 739512, 821680, 862764, 924390, 1078455, 1150352, 1232520, 1294146, 1437940, 1479024, 1725528, 1848780, 2156910, 2465040, 2588292, 2875880, 3235365, 3451056, 3697560, 4313820, 5176584, 5751760, 6470730, 7395120, 8627640, 10353168, 12941460, 17255280, 25882920, 51765840]

約数ペア:

[(1, 51765840), (2, 25882920), (3, 17255280), (4, 12941460), (5, 10353168), (6, 8627640), (7, 7395120), (8, 6470730), (9, 5751760), (10, 5176584), (12, 4313820), (14, 3697560), (15, 3451056), (16, 3235365), (18, 2875880), (20, 2588292), (21, 2465040), (24, 2156910), (28, 1848780), (30, 1725528), (35, 1479024), (36, 1437940), (40, 1294146), (42, 1232520), (45, 1150352), (48, 1078455), (56, 924390), (60, 862764), (63, 821680), (70, 739512), (72, 718970), (80, 647073), (84, 616260), (90, 575176), (105, 493008), (112, 462195), (120, 431382), (126, 410840), (140, 369756), (144, 359485), (168, 308130), (180, 287588), (210, 246504), (240, 215691), (252, 205420), (280, 184878), (315, 164336), (336, 154065), (360, 143794), (420, 123252), (504, 102710), (560, 92439), (630, 82168), (720, 71897), (840, 61626), (1008, 51355), (1260, 41084), (1680, 30813), (2520, 20542), (5040, 10271)]