20181467200

素因数分解:

$2^6\times 5^2\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{719}}^1$

素因数の和:1125

約数の個数: 168

約数和(自身を含む): 50819425920

約数和(自身を除く): 30637958720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 160, 200, 212, 265, 320, 331, 400, 424, 530, 662, 719, 800, 848, 1060, 1324, 1325, 1438, 1600, 1655, 1696, 2120, 2648, 2650, 2876, 3310, 3392, 3595, 4240, 5296, 5300, 5752, 6620, 7190, 8275, 8480, 10592, 10600, 11504, 13240, 14380, 16550, 16960, 17543, 17975, 21184, 21200, 23008, 26480, 28760, 33100, 35086, 35950, 38107, 42400, 46016, 52960, 57520, 66200, 70172, 71900, 76214, 84800, 87715, 105920, 115040, 132400, 140344, 143800, 152428, 175430, 190535, 230080, 237989, 264800, 280688, 287600, 304856, 350860, 381070, 438575, 475978, 529600, 561376, 575200, 609712, 701720, 762140, 877150, 951956, 952675, 1122752, 1150400, 1189945, 1219424, 1403440, 1524280, 1754300, 1903912, 1905350, 2379890, 2438848, 2806880, 3048560, 3508600, 3807824, 3810700, 4759780, 5613760, 5949725, 6097120, 7017200, 7615648, 7621400, 9519560, 11899450, 12194240, 12613417, 14034400, 15231296, 15242800, 19039120, 23798900, 25226834, 28068800, 30485600, 38078240, 47597800, 50453668, 60971200, 63067085, 76156480, 95195600, 100907336, 126134170, 190391200, 201814672, 252268340, 315335425, 380782400, 403629344, 504536680, 630670850, 807258688, 1009073360, 1261341700, 2018146720, 2522683400, 4036293440, 5045366800, 10090733600, 20181467200]

約数ペア:

[(1, 20181467200), (2, 10090733600), (4, 5045366800), (5, 4036293440), (8, 2522683400), (10, 2018146720), (16, 1261341700), (20, 1009073360), (25, 807258688), (32, 630670850), (40, 504536680), (50, 403629344), (53, 380782400), (64, 315335425), (80, 252268340), (100, 201814672), (106, 190391200), (160, 126134170), (200, 100907336), (212, 95195600), (265, 76156480), (320, 63067085), (331, 60971200), (400, 50453668), (424, 47597800), (530, 38078240), (662, 30485600), (719, 28068800), (800, 25226834), (848, 23798900), (1060, 19039120), (1324, 15242800), (1325, 15231296), (1438, 14034400), (1600, 12613417), (1655, 12194240), (1696, 11899450), (2120, 9519560), (2648, 7621400), (2650, 7615648), (2876, 7017200), (3310, 6097120), (3392, 5949725), (3595, 5613760), (4240, 4759780), (5296, 3810700), (5300, 3807824), (5752, 3508600), (6620, 3048560), (7190, 2806880), (8275, 2438848), (8480, 2379890), (10592, 1905350), (10600, 1903912), (11504, 1754300), (13240, 1524280), (14380, 1403440), (16550, 1219424), (16960, 1189945), (17543, 1150400), (17975, 1122752), (21184, 952675), (21200, 951956), (23008, 877150), (26480, 762140), (28760, 701720), (33100, 609712), (35086, 575200), (35950, 561376), (38107, 529600), (42400, 475978), (46016, 438575), (52960, 381070), (57520, 350860), (66200, 304856), (70172, 287600), (71900, 280688), (76214, 264800), (84800, 237989), (87715, 230080), (105920, 190535), (115040, 175430), (132400, 152428), (140344, 143800)]