78309840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{6659}}^1$

素因数の和:6689

約数の個数: 120

約数和(自身を含む): 282437280

約数和(自身を除く): 204127440

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, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 6659, 11760, 13318, 19977, 26636, 33295, 39954, 46613, 53272, 66590, 79908, 93226, 99885, 106544, 133180, 139839, 159816, 186452, 199770, 233065, 266360, 279678, 319632, 326291, 372904, 399540, 466130, 532720, 559356, 652582, 699195, 745808, 799080, 932260, 978873, 1118712, 1305164, 1398390, 1598160, 1631455, 1864520, 1957746, 2237424, 2610328, 2796780, 3262910, 3729040, 3915492, 4894365, 5220656, 5593560, 6525820, 7830984, 9788730, 11187120, 13051640, 15661968, 19577460, 26103280, 39154920, 78309840]

約数ペア:

[(1, 78309840), (2, 39154920), (3, 26103280), (4, 19577460), (5, 15661968), (6, 13051640), (7, 11187120), (8, 9788730), (10, 7830984), (12, 6525820), (14, 5593560), (15, 5220656), (16, 4894365), (20, 3915492), (21, 3729040), (24, 3262910), (28, 2796780), (30, 2610328), (35, 2237424), (40, 1957746), (42, 1864520), (48, 1631455), (49, 1598160), (56, 1398390), (60, 1305164), (70, 1118712), (80, 978873), (84, 932260), (98, 799080), (105, 745808), (112, 699195), (120, 652582), (140, 559356), (147, 532720), (168, 466130), (196, 399540), (210, 372904), (240, 326291), (245, 319632), (280, 279678), (294, 266360), (336, 233065), (392, 199770), (420, 186452), (490, 159816), (560, 139839), (588, 133180), (735, 106544), (784, 99885), (840, 93226), (980, 79908), (1176, 66590), (1470, 53272), (1680, 46613), (1960, 39954), (2352, 33295), (2940, 26636), (3920, 19977), (5880, 13318), (6659, 11760)]