31272870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 79709184

約数和(自身を除く): 48436314

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 345, 366, 610, 690, 743, 915, 1403, 1486, 1830, 2229, 2806, 3715, 4209, 4458, 7015, 7430, 8418, 11145, 14030, 17089, 21045, 22290, 34178, 42090, 45323, 51267, 85445, 90646, 102534, 135969, 170890, 226615, 256335, 271938, 453230, 512670, 679845, 1042429, 1359690, 2084858, 3127287, 5212145, 6254574, 10424290, 15636435, 31272870]

約数ペア:

[(1, 31272870), (2, 15636435), (3, 10424290), (5, 6254574), (6, 5212145), (10, 3127287), (15, 2084858), (23, 1359690), (30, 1042429), (46, 679845), (61, 512670), (69, 453230), (115, 271938), (122, 256335), (138, 226615), (183, 170890), (230, 135969), (305, 102534), (345, 90646), (366, 85445), (610, 51267), (690, 45323), (743, 42090), (915, 34178), (1403, 22290), (1486, 21045), (1830, 17089), (2229, 14030), (2806, 11145), (3715, 8418), (4209, 7430), (4458, 7015)]