138355580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 340139520

約数和(自身を除く): 201783940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 37, 44, 46, 55, 74, 92, 110, 115, 148, 185, 220, 230, 253, 370, 407, 460, 506, 739, 740, 814, 851, 1012, 1265, 1478, 1628, 1702, 2035, 2530, 2956, 3404, 3695, 4070, 4255, 5060, 7390, 8129, 8140, 8510, 9361, 14780, 16258, 16997, 17020, 18722, 27343, 32516, 33994, 37444, 40645, 46805, 54686, 67988, 81290, 84985, 93610, 109372, 136715, 162580, 169970, 186967, 187220, 273430, 300773, 339940, 373934, 546860, 601546, 628889, 747868, 934835, 1203092, 1257778, 1503865, 1869670, 2515556, 3007730, 3144445, 3739340, 6015460, 6288890, 6917779, 12577780, 13835558, 27671116, 34588895, 69177790, 138355580]

約数ペア:

[(1, 138355580), (2, 69177790), (4, 34588895), (5, 27671116), (10, 13835558), (11, 12577780), (20, 6917779), (22, 6288890), (23, 6015460), (37, 3739340), (44, 3144445), (46, 3007730), (55, 2515556), (74, 1869670), (92, 1503865), (110, 1257778), (115, 1203092), (148, 934835), (185, 747868), (220, 628889), (230, 601546), (253, 546860), (370, 373934), (407, 339940), (460, 300773), (506, 273430), (739, 187220), (740, 186967), (814, 169970), (851, 162580), (1012, 136715), (1265, 109372), (1478, 93610), (1628, 84985), (1702, 81290), (2035, 67988), (2530, 54686), (2956, 46805), (3404, 40645), (3695, 37444), (4070, 33994), (4255, 32516), (5060, 27343), (7390, 18722), (8129, 17020), (8140, 16997), (8510, 16258), (9361, 14780)]