56393960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 153446400

約数和(自身を除く): 97052440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 89, 124, 140, 146, 155, 178, 217, 248, 280, 292, 310, 356, 365, 434, 445, 511, 584, 620, 623, 712, 730, 868, 890, 1022, 1085, 1240, 1246, 1460, 1736, 1780, 2044, 2170, 2263, 2492, 2555, 2759, 2920, 3115, 3560, 4088, 4340, 4526, 4984, 5110, 5518, 6230, 6497, 8680, 9052, 10220, 11036, 11315, 12460, 12994, 13795, 15841, 18104, 19313, 20440, 22072, 22630, 24920, 25988, 27590, 31682, 32485, 38626, 45260, 45479, 51976, 55180, 63364, 64970, 77252, 79205, 90520, 90958, 96565, 110360, 126728, 129940, 154504, 158410, 181916, 193130, 201407, 227395, 259880, 316820, 363832, 386260, 402814, 454790, 633640, 772520, 805628, 909580, 1007035, 1409849, 1611256, 1819160, 2014070, 2819698, 4028140, 5639396, 7049245, 8056280, 11278792, 14098490, 28196980, 56393960]

約数ペア:

[(1, 56393960), (2, 28196980), (4, 14098490), (5, 11278792), (7, 8056280), (8, 7049245), (10, 5639396), (14, 4028140), (20, 2819698), (28, 2014070), (31, 1819160), (35, 1611256), (40, 1409849), (56, 1007035), (62, 909580), (70, 805628), (73, 772520), (89, 633640), (124, 454790), (140, 402814), (146, 386260), (155, 363832), (178, 316820), (217, 259880), (248, 227395), (280, 201407), (292, 193130), (310, 181916), (356, 158410), (365, 154504), (434, 129940), (445, 126728), (511, 110360), (584, 96565), (620, 90958), (623, 90520), (712, 79205), (730, 77252), (868, 64970), (890, 63364), (1022, 55180), (1085, 51976), (1240, 45479), (1246, 45260), (1460, 38626), (1736, 32485), (1780, 31682), (2044, 27590), (2170, 25988), (2263, 24920), (2492, 22630), (2555, 22072), (2759, 20440), (2920, 19313), (3115, 18104), (3560, 15841), (4088, 13795), (4340, 12994), (4526, 12460), (4984, 11315), (5110, 11036), (5518, 10220), (6230, 9052), (6497, 8680)]