157070820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{153991}}^1$

素因数の和:154020

約数の個数: 48

約数和(自身を含む): 465671808

約数和(自身を除く): 308600988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 153991, 307982, 461973, 615964, 769955, 923946, 1539910, 1847892, 2309865, 2617847, 3079820, 4619730, 5235694, 7853541, 9239460, 10471388, 13089235, 15707082, 26178470, 31414164, 39267705, 52356940, 78535410, 157070820]

約数ペア:

[(1, 157070820), (2, 78535410), (3, 52356940), (4, 39267705), (5, 31414164), (6, 26178470), (10, 15707082), (12, 13089235), (15, 10471388), (17, 9239460), (20, 7853541), (30, 5235694), (34, 4619730), (51, 3079820), (60, 2617847), (68, 2309865), (85, 1847892), (102, 1539910), (170, 923946), (204, 769955), (255, 615964), (340, 461973), (510, 307982), (1020, 153991)]