210744580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 108

約数和(自身を含む): 501086628

約数和(自身を除く): 290342048

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 101, 170, 190, 202, 289, 323, 340, 361, 380, 404, 505, 578, 646, 722, 1010, 1156, 1292, 1444, 1445, 1615, 1717, 1805, 1919, 2020, 2890, 3230, 3434, 3610, 3838, 5491, 5780, 6137, 6460, 6868, 7220, 7676, 8585, 9595, 10982, 12274, 17170, 19190, 21964, 24548, 27455, 29189, 30685, 32623, 34340, 36461, 38380, 54910, 58378, 61370, 65246, 72922, 104329, 109820, 116756, 122740, 130492, 145844, 145945, 163115, 182305, 208658, 291890, 326230, 364610, 417316, 521645, 554591, 583780, 619837, 652460, 729220, 1043290, 1109182, 1239674, 2086580, 2218364, 2479348, 2772955, 3099185, 5545910, 6198370, 10537229, 11091820, 12396740, 21074458, 42148916, 52686145, 105372290, 210744580]

約数ペア:

[(1, 210744580), (2, 105372290), (4, 52686145), (5, 42148916), (10, 21074458), (17, 12396740), (19, 11091820), (20, 10537229), (34, 6198370), (38, 5545910), (68, 3099185), (76, 2772955), (85, 2479348), (95, 2218364), (101, 2086580), (170, 1239674), (190, 1109182), (202, 1043290), (289, 729220), (323, 652460), (340, 619837), (361, 583780), (380, 554591), (404, 521645), (505, 417316), (578, 364610), (646, 326230), (722, 291890), (1010, 208658), (1156, 182305), (1292, 163115), (1444, 145945), (1445, 145844), (1615, 130492), (1717, 122740), (1805, 116756), (1919, 109820), (2020, 104329), (2890, 72922), (3230, 65246), (3434, 61370), (3610, 58378), (3838, 54910), (5491, 38380), (5780, 36461), (6137, 34340), (6460, 32623), (6868, 30685), (7220, 29189), (7676, 27455), (8585, 24548), (9595, 21964), (10982, 19190), (12274, 17170)]