19579315980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{30449}}^1$

素因数の和:31999

約数の個数: 96

約数和(自身を含む): 62696793600

約数和(自身を除く): 43117477620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1531, 3062, 4593, 6124, 7655, 9186, 10717, 15310, 18372, 21434, 22965, 30449, 30620, 32151, 42868, 45930, 53585, 60898, 64302, 91347, 91860, 107170, 121796, 128604, 152245, 160755, 182694, 213143, 214340, 304490, 321510, 365388, 426286, 456735, 608980, 639429, 643020, 852572, 913470, 1065715, 1278858, 1826940, 2131430, 2557716, 3197145, 4262860, 6394290, 12788580, 46617419, 93234838, 139852257, 186469676, 233087095, 279704514, 326321933, 466174190, 559409028, 652643866, 699261285, 932348380, 978965799, 1305287732, 1398522570, 1631609665, 1957931598, 2797045140, 3263219330, 3915863196, 4894828995, 6526438660, 9789657990, 19579315980]

約数ペア:

[(1, 19579315980), (2, 9789657990), (3, 6526438660), (4, 4894828995), (5, 3915863196), (6, 3263219330), (7, 2797045140), (10, 1957931598), (12, 1631609665), (14, 1398522570), (15, 1305287732), (20, 978965799), (21, 932348380), (28, 699261285), (30, 652643866), (35, 559409028), (42, 466174190), (60, 326321933), (70, 279704514), (84, 233087095), (105, 186469676), (140, 139852257), (210, 93234838), (420, 46617419), (1531, 12788580), (3062, 6394290), (4593, 4262860), (6124, 3197145), (7655, 2557716), (9186, 2131430), (10717, 1826940), (15310, 1278858), (18372, 1065715), (21434, 913470), (22965, 852572), (30449, 643020), (30620, 639429), (32151, 608980), (42868, 456735), (45930, 426286), (53585, 365388), (60898, 321510), (64302, 304490), (91347, 214340), (91860, 213143), (107170, 182694), (121796, 160755), (128604, 152245)]