172945240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3229}}^1$

素因数の和:3356

約数の個数: 64

約数和(自身を含む): 423259200

約数和(自身を除く): 250313960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 2060, 2678, 3229, 4120, 5356, 6458, 6695, 10712, 12916, 13390, 16145, 25832, 26780, 32290, 41977, 53560, 64580, 83954, 129160, 167908, 209885, 332587, 335816, 419770, 665174, 839540, 1330348, 1662935, 1679080, 2660696, 3325870, 4323631, 6651740, 8647262, 13303480, 17294524, 21618155, 34589048, 43236310, 86472620, 172945240]

約数ペア:

[(1, 172945240), (2, 86472620), (4, 43236310), (5, 34589048), (8, 21618155), (10, 17294524), (13, 13303480), (20, 8647262), (26, 6651740), (40, 4323631), (52, 3325870), (65, 2660696), (103, 1679080), (104, 1662935), (130, 1330348), (206, 839540), (260, 665174), (412, 419770), (515, 335816), (520, 332587), (824, 209885), (1030, 167908), (1339, 129160), (2060, 83954), (2678, 64580), (3229, 53560), (4120, 41977), (5356, 32290), (6458, 26780), (6695, 25832), (10712, 16145), (12916, 13390)]