30843820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 78382080

約数和(自身を除く): 47538260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 71, 107, 116, 140, 142, 145, 203, 214, 284, 290, 355, 406, 428, 497, 535, 580, 710, 749, 812, 994, 1015, 1070, 1420, 1498, 1988, 2030, 2059, 2140, 2485, 2996, 3103, 3745, 4060, 4118, 4970, 6206, 7490, 7597, 8236, 9940, 10295, 12412, 14413, 14980, 15194, 15515, 20590, 21721, 28826, 30388, 31030, 37985, 41180, 43442, 53179, 57652, 62060, 72065, 75970, 86884, 106358, 108605, 144130, 151940, 212716, 217210, 220313, 265895, 288260, 434420, 440626, 531790, 881252, 1063580, 1101565, 1542191, 2203130, 3084382, 4406260, 6168764, 7710955, 15421910, 30843820]

約数ペア:

[(1, 30843820), (2, 15421910), (4, 7710955), (5, 6168764), (7, 4406260), (10, 3084382), (14, 2203130), (20, 1542191), (28, 1101565), (29, 1063580), (35, 881252), (58, 531790), (70, 440626), (71, 434420), (107, 288260), (116, 265895), (140, 220313), (142, 217210), (145, 212716), (203, 151940), (214, 144130), (284, 108605), (290, 106358), (355, 86884), (406, 75970), (428, 72065), (497, 62060), (535, 57652), (580, 53179), (710, 43442), (749, 41180), (812, 37985), (994, 31030), (1015, 30388), (1070, 28826), (1420, 21721), (1498, 20590), (1988, 15515), (2030, 15194), (2059, 14980), (2140, 14413), (2485, 12412), (2996, 10295), (3103, 9940), (3745, 8236), (4060, 7597), (4118, 7490), (4970, 6206)]