12913721520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{7686739}}^1$

素因数の和:7686762

約数の個数: 80

約数和(自身を含む): 45751476480

約数和(自身を除く): 32837754960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 7686739, 15373478, 23060217, 30746956, 38433695, 46120434, 53807173, 61493912, 76867390, 92240868, 107614346, 115301085, 122987824, 153734780, 161421519, 184481736, 215228692, 230602170, 269035865, 307469560, 322843038, 368963472, 430457384, 461204340, 538071730, 614939120, 645686076, 807107595, 860914768, 922408680, 1076143460, 1291372152, 1614215190, 1844817360, 2152286920, 2582744304, 3228430380, 4304573840, 6456860760, 12913721520]

約数ペア:

[(1, 12913721520), (2, 6456860760), (3, 4304573840), (4, 3228430380), (5, 2582744304), (6, 2152286920), (7, 1844817360), (8, 1614215190), (10, 1291372152), (12, 1076143460), (14, 922408680), (15, 860914768), (16, 807107595), (20, 645686076), (21, 614939120), (24, 538071730), (28, 461204340), (30, 430457384), (35, 368963472), (40, 322843038), (42, 307469560), (48, 269035865), (56, 230602170), (60, 215228692), (70, 184481736), (80, 161421519), (84, 153734780), (105, 122987824), (112, 115301085), (120, 107614346), (140, 92240868), (168, 76867390), (210, 61493912), (240, 53807173), (280, 46120434), (336, 38433695), (420, 30746956), (560, 23060217), (840, 15373478), (1680, 7686739)]