180484640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23021}}^1$

素因数の和:23050

約数の個数: 72

約数和(自身を含む): 496032012

約数和(自身を除く): 315547372

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 23021, 46042, 92084, 115105, 161147, 184168, 230210, 322294, 368336, 460420, 644588, 736672, 805735, 920840, 1128029, 1289176, 1611470, 1841680, 2256058, 2578352, 3222940, 3683360, 4512116, 5156704, 5640145, 6445880, 9024232, 11280290, 12891760, 18048464, 22560580, 25783520, 36096928, 45121160, 90242320, 180484640]

約数ペア:

[(1, 180484640), (2, 90242320), (4, 45121160), (5, 36096928), (7, 25783520), (8, 22560580), (10, 18048464), (14, 12891760), (16, 11280290), (20, 9024232), (28, 6445880), (32, 5640145), (35, 5156704), (40, 4512116), (49, 3683360), (56, 3222940), (70, 2578352), (80, 2256058), (98, 1841680), (112, 1611470), (140, 1289176), (160, 1128029), (196, 920840), (224, 805735), (245, 736672), (280, 644588), (392, 460420), (490, 368336), (560, 322294), (784, 230210), (980, 184168), (1120, 161147), (1568, 115105), (1960, 92084), (3920, 46042), (7840, 23021)]