154441940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{7699}}^1$

素因数の和:7784

約数の個数: 48

約数和(自身を含む): 349272000

約数和(自身を除く): 194830060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 2006, 4012, 5015, 7699, 10030, 15398, 20060, 30796, 38495, 76990, 130883, 153980, 261766, 454241, 523532, 654415, 908482, 1308830, 1816964, 2271205, 2617660, 4542410, 7722097, 9084820, 15444194, 30888388, 38610485, 77220970, 154441940]

約数ペア:

[(1, 154441940), (2, 77220970), (4, 38610485), (5, 30888388), (10, 15444194), (17, 9084820), (20, 7722097), (34, 4542410), (59, 2617660), (68, 2271205), (85, 1816964), (118, 1308830), (170, 908482), (236, 654415), (295, 523532), (340, 454241), (590, 261766), (1003, 153980), (1180, 130883), (2006, 76990), (4012, 38495), (5015, 30796), (7699, 20060), (10030, 15398)]