1649078640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{208217}}^1$

素因数の和:208247

約数の個数: 120

約数和(自身を含む): 6041653488

約数和(自身を除く): 4392574848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 208217, 416434, 624651, 832868, 1041085, 1249302, 1665736, 1873953, 2082170, 2290387, 2498604, 3123255, 3331472, 3747906, 4164340, 4580774, 4997208, 6246510, 6871161, 7495812, 8328680, 9161548, 9369765, 9994416, 11451935, 12493020, 13742322, 14991624, 16657360, 18323096, 18739530, 20613483, 22903870, 24986040, 27484644, 29983248, 34355805, 36646192, 37479060, 41226966, 45807740, 49972080, 54969288, 68711610, 74958120, 82453932, 91615480, 103067415, 109938576, 137423220, 149916240, 164907864, 183230960, 206134830, 274846440, 329815728, 412269660, 549692880, 824539320, 1649078640]

約数ペア:

[(1, 1649078640), (2, 824539320), (3, 549692880), (4, 412269660), (5, 329815728), (6, 274846440), (8, 206134830), (9, 183230960), (10, 164907864), (11, 149916240), (12, 137423220), (15, 109938576), (16, 103067415), (18, 91615480), (20, 82453932), (22, 74958120), (24, 68711610), (30, 54969288), (33, 49972080), (36, 45807740), (40, 41226966), (44, 37479060), (45, 36646192), (48, 34355805), (55, 29983248), (60, 27484644), (66, 24986040), (72, 22903870), (80, 20613483), (88, 18739530), (90, 18323096), (99, 16657360), (110, 14991624), (120, 13742322), (132, 12493020), (144, 11451935), (165, 9994416), (176, 9369765), (180, 9161548), (198, 8328680), (220, 7495812), (240, 6871161), (264, 6246510), (330, 4997208), (360, 4580774), (396, 4164340), (440, 3747906), (495, 3331472), (528, 3123255), (660, 2498604), (720, 2290387), (792, 2082170), (880, 1873953), (990, 1665736), (1320, 1249302), (1584, 1041085), (1980, 832868), (2640, 624651), (3960, 416434), (7920, 208217)]