640601010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5009}}^1$

素因数の和:5065

約数の個数: 144

約数和(自身を含む): 2004701400

約数和(自身を除く): 1364100390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 49, 58, 63, 70, 87, 90, 98, 105, 126, 145, 147, 174, 203, 210, 245, 261, 290, 294, 315, 406, 435, 441, 490, 522, 609, 630, 735, 870, 882, 1015, 1218, 1305, 1421, 1470, 1827, 2030, 2205, 2610, 2842, 3045, 3654, 4263, 4410, 5009, 6090, 7105, 8526, 9135, 10018, 12789, 14210, 15027, 18270, 21315, 25045, 25578, 30054, 35063, 42630, 45081, 50090, 63945, 70126, 75135, 90162, 105189, 127890, 145261, 150270, 175315, 210378, 225405, 245441, 290522, 315567, 350630, 435783, 450810, 490882, 525945, 631134, 726305, 736323, 871566, 1016827, 1051890, 1227205, 1307349, 1452610, 1472646, 1577835, 2033654, 2178915, 2208969, 2454410, 2614698, 3050481, 3155670, 3681615, 4357830, 4417938, 5084135, 6100962, 6536745, 7117789, 7363230, 9151443, 10168270, 11044845, 13073490, 14235578, 15252405, 18302886, 21353367, 22089690, 30504810, 35588945, 42706734, 45757215, 64060101, 71177890, 91514430, 106766835, 128120202, 213533670, 320300505, 640601010]

約数ペア:

[(1, 640601010), (2, 320300505), (3, 213533670), (5, 128120202), (6, 106766835), (7, 91514430), (9, 71177890), (10, 64060101), (14, 45757215), (15, 42706734), (18, 35588945), (21, 30504810), (29, 22089690), (30, 21353367), (35, 18302886), (42, 15252405), (45, 14235578), (49, 13073490), (58, 11044845), (63, 10168270), (70, 9151443), (87, 7363230), (90, 7117789), (98, 6536745), (105, 6100962), (126, 5084135), (145, 4417938), (147, 4357830), (174, 3681615), (203, 3155670), (210, 3050481), (245, 2614698), (261, 2454410), (290, 2208969), (294, 2178915), (315, 2033654), (406, 1577835), (435, 1472646), (441, 1452610), (490, 1307349), (522, 1227205), (609, 1051890), (630, 1016827), (735, 871566), (870, 736323), (882, 726305), (1015, 631134), (1218, 525945), (1305, 490882), (1421, 450810), (1470, 435783), (1827, 350630), (2030, 315567), (2205, 290522), (2610, 245441), (2842, 225405), (3045, 210378), (3654, 175315), (4263, 150270), (4410, 145261), (5009, 127890), (6090, 105189), (7105, 90162), (8526, 75135), (9135, 70126), (10018, 63945), (12789, 50090), (14210, 45081), (15027, 42630), (18270, 35063), (21315, 30054), (25045, 25578)]