12456859040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{51869}}^1$

素因数の和:51982

約数の個数: 96

約数和(自身を含む): 31370976000

約数和(自身を除く): 18914116960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 79, 80, 95, 152, 158, 160, 190, 304, 316, 380, 395, 608, 632, 760, 790, 1264, 1501, 1520, 1580, 2528, 3002, 3040, 3160, 6004, 6320, 7505, 12008, 12640, 15010, 24016, 30020, 48032, 51869, 60040, 103738, 120080, 207476, 240160, 259345, 414952, 518690, 829904, 985511, 1037380, 1659808, 1971022, 2074760, 3942044, 4097651, 4149520, 4927555, 7884088, 8195302, 8299040, 9855110, 15768176, 16390604, 19710220, 20488255, 31536352, 32781208, 39420440, 40976510, 65562416, 77855369, 78840880, 81953020, 131124832, 155710738, 157681760, 163906040, 311421476, 327812080, 389276845, 622842952, 655624160, 778553690, 1245685904, 1557107380, 2491371808, 3114214760, 6228429520, 12456859040]

約数ペア:

[(1, 12456859040), (2, 6228429520), (4, 3114214760), (5, 2491371808), (8, 1557107380), (10, 1245685904), (16, 778553690), (19, 655624160), (20, 622842952), (32, 389276845), (38, 327812080), (40, 311421476), (76, 163906040), (79, 157681760), (80, 155710738), (95, 131124832), (152, 81953020), (158, 78840880), (160, 77855369), (190, 65562416), (304, 40976510), (316, 39420440), (380, 32781208), (395, 31536352), (608, 20488255), (632, 19710220), (760, 16390604), (790, 15768176), (1264, 9855110), (1501, 8299040), (1520, 8195302), (1580, 7884088), (2528, 4927555), (3002, 4149520), (3040, 4097651), (3160, 3942044), (6004, 2074760), (6320, 1971022), (7505, 1659808), (12008, 1037380), (12640, 985511), (15010, 829904), (24016, 518690), (30020, 414952), (48032, 259345), (51869, 240160), (60040, 207476), (103738, 120080)]