139928220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10949}}^1$

素因数の和:11035

約数の個数: 72

約数和(自身を含む): 430466400

約数和(自身を除く): 290538180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10949, 12780, 21898, 32847, 43796, 54745, 65694, 98541, 109490, 131388, 164235, 197082, 218980, 328470, 394164, 492705, 656940, 777379, 985410, 1554758, 1970820, 2332137, 3109516, 3886895, 4664274, 6996411, 7773790, 9328548, 11660685, 13992822, 15547580, 23321370, 27985644, 34982055, 46642740, 69964110, 139928220]

約数ペア:

[(1, 139928220), (2, 69964110), (3, 46642740), (4, 34982055), (5, 27985644), (6, 23321370), (9, 15547580), (10, 13992822), (12, 11660685), (15, 9328548), (18, 7773790), (20, 6996411), (30, 4664274), (36, 3886895), (45, 3109516), (60, 2332137), (71, 1970820), (90, 1554758), (142, 985410), (180, 777379), (213, 656940), (284, 492705), (355, 394164), (426, 328470), (639, 218980), (710, 197082), (852, 164235), (1065, 131388), (1278, 109490), (1420, 98541), (2130, 65694), (2556, 54745), (3195, 43796), (4260, 32847), (6390, 21898), (10949, 12780)]