212478925920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{669689}}^1$

素因数の和:670368

約数の個数: 96

約数和(自身を含む): 670322187360

約数和(自身を除く): 457843261440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 661, 1322, 1983, 2644, 3305, 3966, 5288, 6610, 7932, 9915, 10576, 13220, 15864, 19830, 21152, 26440, 31728, 39660, 52880, 63456, 79320, 105760, 158640, 317280, 669689, 1339378, 2009067, 2678756, 3348445, 4018134, 5357512, 6696890, 8036268, 10045335, 10715024, 13393780, 16072536, 20090670, 21430048, 26787560, 32145072, 40181340, 53575120, 64290144, 80362680, 107150240, 160725360, 321450720, 442664429, 885328858, 1327993287, 1770657716, 2213322145, 2655986574, 3541315432, 4426644290, 5311973148, 6639966435, 7082630864, 8853288580, 10623946296, 13279932870, 14165261728, 17706577160, 21247892592, 26559865740, 35413154320, 42495785184, 53119731480, 70826308640, 106239462960, 212478925920]

約数ペア:

[(1, 212478925920), (2, 106239462960), (3, 70826308640), (4, 53119731480), (5, 42495785184), (6, 35413154320), (8, 26559865740), (10, 21247892592), (12, 17706577160), (15, 14165261728), (16, 13279932870), (20, 10623946296), (24, 8853288580), (30, 7082630864), (32, 6639966435), (40, 5311973148), (48, 4426644290), (60, 3541315432), (80, 2655986574), (96, 2213322145), (120, 1770657716), (160, 1327993287), (240, 885328858), (480, 442664429), (661, 321450720), (1322, 160725360), (1983, 107150240), (2644, 80362680), (3305, 64290144), (3966, 53575120), (5288, 40181340), (6610, 32145072), (7932, 26787560), (9915, 21430048), (10576, 20090670), (13220, 16072536), (15864, 13393780), (19830, 10715024), (21152, 10045335), (26440, 8036268), (31728, 6696890), (39660, 5357512), (52880, 4018134), (63456, 3348445), (79320, 2678756), (105760, 2009067), (158640, 1339378), (317280, 669689)]