15137980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 38384640

約数和(自身を除く): 23246660

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 67, 79, 110, 130, 134, 143, 158, 220, 260, 268, 286, 316, 335, 395, 572, 670, 715, 737, 790, 869, 871, 1027, 1340, 1430, 1474, 1580, 1738, 1742, 2054, 2860, 2948, 3476, 3484, 3685, 4108, 4345, 4355, 5135, 5293, 7370, 8690, 8710, 9581, 10270, 10586, 11297, 14740, 17380, 17420, 19162, 20540, 21172, 22594, 26465, 38324, 45188, 47905, 52930, 56485, 58223, 68809, 95810, 105860, 112970, 116446, 137618, 191620, 225940, 232892, 275236, 291115, 344045, 582230, 688090, 756899, 1164460, 1376180, 1513798, 3027596, 3784495, 7568990, 15137980]

約数ペア:

[(1, 15137980), (2, 7568990), (4, 3784495), (5, 3027596), (10, 1513798), (11, 1376180), (13, 1164460), (20, 756899), (22, 688090), (26, 582230), (44, 344045), (52, 291115), (55, 275236), (65, 232892), (67, 225940), (79, 191620), (110, 137618), (130, 116446), (134, 112970), (143, 105860), (158, 95810), (220, 68809), (260, 58223), (268, 56485), (286, 52930), (316, 47905), (335, 45188), (395, 38324), (572, 26465), (670, 22594), (715, 21172), (737, 20540), (790, 19162), (869, 17420), (871, 17380), (1027, 14740), (1340, 11297), (1430, 10586), (1474, 10270), (1580, 9581), (1738, 8710), (1742, 8690), (2054, 7370), (2860, 5293), (2948, 5135), (3476, 4355), (3484, 4345), (3685, 4108)]