2811882180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{13463}}^1$

素因数の和:13593

約数の個数: 72

約数和(自身を含む): 8009572032

約数和(自身を除く): 5197689852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3481, 3540, 6962, 10443, 13463, 13924, 17405, 20886, 26926, 34810, 40389, 41772, 52215, 53852, 67315, 69620, 80778, 104430, 134630, 161556, 201945, 208860, 269260, 403890, 794317, 807780, 1588634, 2382951, 3177268, 3971585, 4765902, 7943170, 9531804, 11914755, 15886340, 23829510, 46864703, 47659020, 93729406, 140594109, 187458812, 234323515, 281188218, 468647030, 562376436, 702970545, 937294060, 1405941090, 2811882180]

約数ペア:

[(1, 2811882180), (2, 1405941090), (3, 937294060), (4, 702970545), (5, 562376436), (6, 468647030), (10, 281188218), (12, 234323515), (15, 187458812), (20, 140594109), (30, 93729406), (59, 47659020), (60, 46864703), (118, 23829510), (177, 15886340), (236, 11914755), (295, 9531804), (354, 7943170), (590, 4765902), (708, 3971585), (885, 3177268), (1180, 2382951), (1770, 1588634), (3481, 807780), (3540, 794317), (6962, 403890), (10443, 269260), (13463, 208860), (13924, 201945), (17405, 161556), (20886, 134630), (26926, 104430), (34810, 80778), (40389, 69620), (41772, 67315), (52215, 53852)]