159790140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 520490880

約数和(自身を除く): 360700740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 395, 474, 510, 612, 661, 711, 765, 790, 948, 1020, 1185, 1322, 1343, 1422, 1530, 1580, 1983, 2370, 2644, 2686, 2844, 3060, 3305, 3555, 3966, 4029, 4740, 5372, 5949, 6610, 6715, 7110, 7932, 8058, 9915, 11237, 11898, 12087, 13220, 13430, 14220, 16116, 19830, 20145, 22474, 23796, 24174, 26860, 29745, 33711, 39660, 40290, 44948, 48348, 52219, 56185, 59490, 60435, 67422, 80580, 101133, 104438, 112370, 118980, 120870, 134844, 156657, 168555, 202266, 208876, 224740, 241740, 261095, 313314, 337110, 404532, 469971, 505665, 522190, 626628, 674220, 783285, 887723, 939942, 1011330, 1044380, 1566570, 1775446, 1879884, 2022660, 2349855, 2663169, 3133140, 3550892, 4438615, 4699710, 5326338, 7989507, 8877230, 9399420, 10652676, 13315845, 15979014, 17754460, 26631690, 31958028, 39947535, 53263380, 79895070, 159790140]

約数ペア:

[(1, 159790140), (2, 79895070), (3, 53263380), (4, 39947535), (5, 31958028), (6, 26631690), (9, 17754460), (10, 15979014), (12, 13315845), (15, 10652676), (17, 9399420), (18, 8877230), (20, 7989507), (30, 5326338), (34, 4699710), (36, 4438615), (45, 3550892), (51, 3133140), (60, 2663169), (68, 2349855), (79, 2022660), (85, 1879884), (90, 1775446), (102, 1566570), (153, 1044380), (158, 1011330), (170, 939942), (180, 887723), (204, 783285), (237, 674220), (255, 626628), (306, 522190), (316, 505665), (340, 469971), (395, 404532), (474, 337110), (510, 313314), (612, 261095), (661, 241740), (711, 224740), (765, 208876), (790, 202266), (948, 168555), (1020, 156657), (1185, 134844), (1322, 120870), (1343, 118980), (1422, 112370), (1530, 104438), (1580, 101133), (1983, 80580), (2370, 67422), (2644, 60435), (2686, 59490), (2844, 56185), (3060, 52219), (3305, 48348), (3555, 44948), (3966, 40290), (4029, 39660), (4740, 33711), (5372, 29745), (5949, 26860), (6610, 24174), (6715, 23796), (7110, 22474), (7932, 20145), (8058, 19830), (9915, 16116), (11237, 14220), (11898, 13430), (12087, 13220)]