68421900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2887}}^1$

素因数の和:2983

約数の個数: 72

約数和(自身を含む): 200542720

約数和(自身を除く): 132120820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 150, 158, 237, 300, 316, 395, 474, 790, 948, 1185, 1580, 1975, 2370, 2887, 3950, 4740, 5774, 5925, 7900, 8661, 11548, 11850, 14435, 17322, 23700, 28870, 34644, 43305, 57740, 72175, 86610, 144350, 173220, 216525, 228073, 288700, 433050, 456146, 684219, 866100, 912292, 1140365, 1368438, 2280730, 2736876, 3421095, 4561460, 5701825, 6842190, 11403650, 13684380, 17105475, 22807300, 34210950, 68421900]

約数ペア:

[(1, 68421900), (2, 34210950), (3, 22807300), (4, 17105475), (5, 13684380), (6, 11403650), (10, 6842190), (12, 5701825), (15, 4561460), (20, 3421095), (25, 2736876), (30, 2280730), (50, 1368438), (60, 1140365), (75, 912292), (79, 866100), (100, 684219), (150, 456146), (158, 433050), (237, 288700), (300, 228073), (316, 216525), (395, 173220), (474, 144350), (790, 86610), (948, 72175), (1185, 57740), (1580, 43305), (1975, 34644), (2370, 28870), (2887, 23700), (3950, 17322), (4740, 14435), (5774, 11850), (5925, 11548), (7900, 8661)]