215470164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 648593792

約数和(自身を除く): 433123628

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 69, 78, 84, 91, 92, 138, 156, 161, 182, 273, 276, 299, 322, 364, 373, 483, 529, 546, 598, 644, 746, 897, 966, 1058, 1092, 1119, 1196, 1492, 1587, 1794, 1932, 2093, 2116, 2238, 2611, 3174, 3588, 3703, 4186, 4476, 4849, 5222, 6279, 6348, 6877, 7406, 7833, 8372, 8579, 9698, 10444, 11109, 12558, 13754, 14547, 14812, 15666, 17158, 19396, 20631, 22218, 25116, 25737, 27508, 29094, 31332, 33943, 34316, 41262, 44436, 48139, 51474, 58188, 60053, 67886, 82524, 96278, 101829, 102948, 111527, 120106, 135772, 144417, 180159, 192556, 197317, 203658, 223054, 240212, 288834, 334581, 360318, 394634, 407316, 446108, 577668, 591951, 669162, 720636, 780689, 789268, 1183902, 1338324, 1381219, 1561378, 2342067, 2367804, 2565121, 2762438, 3122756, 4143657, 4684134, 5130242, 5524876, 7695363, 8287314, 9368268, 10260484, 15390726, 16574628, 17955847, 30781452, 35911694, 53867541, 71823388, 107735082, 215470164]

約数ペア:

[(1, 215470164), (2, 107735082), (3, 71823388), (4, 53867541), (6, 35911694), (7, 30781452), (12, 17955847), (13, 16574628), (14, 15390726), (21, 10260484), (23, 9368268), (26, 8287314), (28, 7695363), (39, 5524876), (42, 5130242), (46, 4684134), (52, 4143657), (69, 3122756), (78, 2762438), (84, 2565121), (91, 2367804), (92, 2342067), (138, 1561378), (156, 1381219), (161, 1338324), (182, 1183902), (273, 789268), (276, 780689), (299, 720636), (322, 669162), (364, 591951), (373, 577668), (483, 446108), (529, 407316), (546, 394634), (598, 360318), (644, 334581), (746, 288834), (897, 240212), (966, 223054), (1058, 203658), (1092, 197317), (1119, 192556), (1196, 180159), (1492, 144417), (1587, 135772), (1794, 120106), (1932, 111527), (2093, 102948), (2116, 101829), (2238, 96278), (2611, 82524), (3174, 67886), (3588, 60053), (3703, 58188), (4186, 51474), (4476, 48139), (4849, 44436), (5222, 41262), (6279, 34316), (6348, 33943), (6877, 31332), (7406, 29094), (7833, 27508), (8372, 25737), (8579, 25116), (9698, 22218), (10444, 20631), (11109, 19396), (12558, 17158), (13754, 15666), (14547, 14812)]