157023220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 372556800

約数和(自身を除く): 215533580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 109, 170, 190, 218, 223, 323, 340, 380, 436, 446, 545, 646, 892, 1090, 1115, 1292, 1615, 1853, 2071, 2180, 2230, 3230, 3706, 3791, 4142, 4237, 4460, 6460, 7412, 7582, 8284, 8474, 9265, 10355, 15164, 16948, 18530, 18955, 20710, 21185, 24307, 35207, 37060, 37910, 41420, 42370, 48614, 70414, 72029, 75820, 84740, 97228, 121535, 140828, 144058, 176035, 243070, 288116, 352070, 360145, 413219, 461833, 486140, 704140, 720290, 826438, 923666, 1440580, 1652876, 1847332, 2066095, 2309165, 4132190, 4618330, 7851161, 8264380, 9236660, 15702322, 31404644, 39255805, 78511610, 157023220]

約数ペア:

[(1, 157023220), (2, 78511610), (4, 39255805), (5, 31404644), (10, 15702322), (17, 9236660), (19, 8264380), (20, 7851161), (34, 4618330), (38, 4132190), (68, 2309165), (76, 2066095), (85, 1847332), (95, 1652876), (109, 1440580), (170, 923666), (190, 826438), (218, 720290), (223, 704140), (323, 486140), (340, 461833), (380, 413219), (436, 360145), (446, 352070), (545, 288116), (646, 243070), (892, 176035), (1090, 144058), (1115, 140828), (1292, 121535), (1615, 97228), (1853, 84740), (2071, 75820), (2180, 72029), (2230, 70414), (3230, 48614), (3706, 42370), (3791, 41420), (4142, 37910), (4237, 37060), (4460, 35207), (6460, 24307), (7412, 21185), (7582, 20710), (8284, 18955), (8474, 18530), (9265, 16948), (10355, 15164)]