213550480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1745

約数の個数: 120

約数和(自身を含む): 588071736

約数和(自身を除く): 374521256

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 880, 968, 1040, 1144, 1210, 1430, 1573, 1697, 1936, 2288, 2420, 2860, 3146, 3394, 4840, 5720, 6292, 6788, 7865, 8485, 9680, 11440, 12584, 13576, 15730, 16970, 18667, 22061, 25168, 27152, 31460, 33940, 37334, 44122, 62920, 67880, 74668, 88244, 93335, 110305, 125840, 135760, 149336, 176488, 186670, 205337, 220610, 242671, 298672, 352976, 373340, 410674, 441220, 485342, 746680, 821348, 882440, 970684, 1026685, 1213355, 1493360, 1642696, 1764880, 1941368, 2053370, 2426710, 2669381, 3285392, 3882736, 4106740, 4853420, 5338762, 8213480, 9706840, 10677524, 13346905, 16426960, 19413680, 21355048, 26693810, 42710096, 53387620, 106775240, 213550480]

約数ペア:

[(1, 213550480), (2, 106775240), (4, 53387620), (5, 42710096), (8, 26693810), (10, 21355048), (11, 19413680), (13, 16426960), (16, 13346905), (20, 10677524), (22, 9706840), (26, 8213480), (40, 5338762), (44, 4853420), (52, 4106740), (55, 3882736), (65, 3285392), (80, 2669381), (88, 2426710), (104, 2053370), (110, 1941368), (121, 1764880), (130, 1642696), (143, 1493360), (176, 1213355), (208, 1026685), (220, 970684), (242, 882440), (260, 821348), (286, 746680), (440, 485342), (484, 441220), (520, 410674), (572, 373340), (605, 352976), (715, 298672), (880, 242671), (968, 220610), (1040, 205337), (1144, 186670), (1210, 176488), (1430, 149336), (1573, 135760), (1697, 125840), (1936, 110305), (2288, 93335), (2420, 88244), (2860, 74668), (3146, 67880), (3394, 62920), (4840, 44122), (5720, 37334), (6292, 33940), (6788, 31460), (7865, 27152), (8485, 25168), (9680, 22061), (11440, 18667), (12584, 16970), (13576, 15730)]