128792100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{1297}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 374052448

約数和(自身を除く): 245260348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 331, 662, 993, 1297, 1324, 1655, 1986, 2594, 3310, 3891, 3972, 4965, 5188, 6485, 6620, 7782, 8275, 9930, 12970, 15564, 16550, 19455, 19860, 24825, 25940, 32425, 33100, 38910, 49650, 64850, 77820, 97275, 99300, 129700, 194550, 389100, 429307, 858614, 1287921, 1717228, 2146535, 2575842, 4293070, 5151684, 6439605, 8586140, 10732675, 12879210, 21465350, 25758420, 32198025, 42930700, 64396050, 128792100]

約数ペア:

[(1, 128792100), (2, 64396050), (3, 42930700), (4, 32198025), (5, 25758420), (6, 21465350), (10, 12879210), (12, 10732675), (15, 8586140), (20, 6439605), (25, 5151684), (30, 4293070), (50, 2575842), (60, 2146535), (75, 1717228), (100, 1287921), (150, 858614), (300, 429307), (331, 389100), (662, 194550), (993, 129700), (1297, 99300), (1324, 97275), (1655, 77820), (1986, 64850), (2594, 49650), (3310, 38910), (3891, 33100), (3972, 32425), (4965, 25940), (5188, 24825), (6485, 19860), (6620, 19455), (7782, 16550), (8275, 15564), (9930, 12970)]