228735520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{397}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 585528048

約数和(自身を除く): 356792528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 277, 397, 416, 520, 554, 794, 1040, 1108, 1385, 1588, 1985, 2080, 2216, 2770, 3176, 3601, 3970, 4432, 5161, 5540, 6352, 7202, 7940, 8864, 10322, 11080, 12704, 14404, 15880, 18005, 20644, 22160, 25805, 28808, 31760, 36010, 41288, 44320, 51610, 57616, 63520, 72020, 82576, 103220, 109969, 115232, 144040, 165152, 206440, 219938, 288080, 412880, 439876, 549845, 576160, 825760, 879752, 1099690, 1429597, 1759504, 2199380, 2859194, 3519008, 4398760, 5718388, 7147985, 8797520, 11436776, 14295970, 17595040, 22873552, 28591940, 45747104, 57183880, 114367760, 228735520]

約数ペア:

[(1, 228735520), (2, 114367760), (4, 57183880), (5, 45747104), (8, 28591940), (10, 22873552), (13, 17595040), (16, 14295970), (20, 11436776), (26, 8797520), (32, 7147985), (40, 5718388), (52, 4398760), (65, 3519008), (80, 2859194), (104, 2199380), (130, 1759504), (160, 1429597), (208, 1099690), (260, 879752), (277, 825760), (397, 576160), (416, 549845), (520, 439876), (554, 412880), (794, 288080), (1040, 219938), (1108, 206440), (1385, 165152), (1588, 144040), (1985, 115232), (2080, 109969), (2216, 103220), (2770, 82576), (3176, 72020), (3601, 63520), (3970, 57616), (4432, 51610), (5161, 44320), (5540, 41288), (6352, 36010), (7202, 31760), (7940, 28808), (8864, 25805), (10322, 22160), (11080, 20644), (12704, 18005), (14404, 15880)]