221592140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 594886656

約数和(自身を除く): 373294516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 103, 110, 121, 127, 140, 154, 206, 220, 242, 254, 308, 385, 412, 484, 508, 515, 605, 635, 721, 770, 847, 889, 1030, 1133, 1210, 1270, 1397, 1442, 1540, 1694, 1778, 2060, 2266, 2420, 2540, 2794, 2884, 3388, 3556, 3605, 4235, 4445, 4532, 5588, 5665, 6985, 7210, 7931, 8470, 8890, 9779, 11330, 12463, 13081, 13970, 14420, 15367, 15862, 16940, 17780, 19558, 22660, 24926, 26162, 27940, 30734, 31724, 39116, 39655, 48895, 49852, 52324, 61468, 62315, 65405, 76835, 79310, 87241, 91567, 97790, 107569, 124630, 130810, 143891, 153670, 158620, 174482, 183134, 195580, 215138, 249260, 261620, 287782, 307340, 348964, 366268, 430276, 436205, 457835, 537845, 575564, 719455, 872410, 915670, 1007237, 1075690, 1438910, 1582801, 1744820, 1831340, 2014474, 2151380, 2877820, 3165602, 4028948, 5036185, 6331204, 7914005, 10072370, 11079607, 15828010, 20144740, 22159214, 31656020, 44318428, 55398035, 110796070, 221592140]

約数ペア:

[(1, 221592140), (2, 110796070), (4, 55398035), (5, 44318428), (7, 31656020), (10, 22159214), (11, 20144740), (14, 15828010), (20, 11079607), (22, 10072370), (28, 7914005), (35, 6331204), (44, 5036185), (55, 4028948), (70, 3165602), (77, 2877820), (103, 2151380), (110, 2014474), (121, 1831340), (127, 1744820), (140, 1582801), (154, 1438910), (206, 1075690), (220, 1007237), (242, 915670), (254, 872410), (308, 719455), (385, 575564), (412, 537845), (484, 457835), (508, 436205), (515, 430276), (605, 366268), (635, 348964), (721, 307340), (770, 287782), (847, 261620), (889, 249260), (1030, 215138), (1133, 195580), (1210, 183134), (1270, 174482), (1397, 158620), (1442, 153670), (1540, 143891), (1694, 130810), (1778, 124630), (2060, 107569), (2266, 97790), (2420, 91567), (2540, 87241), (2794, 79310), (2884, 76835), (3388, 65405), (3556, 62315), (3605, 61468), (4235, 52324), (4445, 49852), (4532, 48895), (5588, 39655), (5665, 39116), (6985, 31724), (7210, 30734), (7931, 27940), (8470, 26162), (8890, 24926), (9779, 22660), (11330, 19558), (12463, 17780), (13081, 16940), (13970, 15862), (14420, 15367)]