2740080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 9923472

約数和(自身を除く): 7183392

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, 233, 240, 245, 280, 294, 336, 392, 420, 466, 490, 560, 588, 699, 735, 784, 840, 932, 980, 1165, 1176, 1398, 1470, 1631, 1680, 1864, 1960, 2330, 2352, 2796, 2940, 3262, 3495, 3728, 3920, 4660, 4893, 5592, 5880, 6524, 6990, 8155, 9320, 9786, 11184, 11417, 11760, 13048, 13980, 16310, 18640, 19572, 22834, 24465, 26096, 27960, 32620, 34251, 39144, 45668, 48930, 55920, 57085, 65240, 68502, 78288, 91336, 97860, 114170, 130480, 137004, 171255, 182672, 195720, 228340, 274008, 342510, 391440, 456680, 548016, 685020, 913360, 1370040, 2740080]

約数ペア:

[(1, 2740080), (2, 1370040), (3, 913360), (4, 685020), (5, 548016), (6, 456680), (7, 391440), (8, 342510), (10, 274008), (12, 228340), (14, 195720), (15, 182672), (16, 171255), (20, 137004), (21, 130480), (24, 114170), (28, 97860), (30, 91336), (35, 78288), (40, 68502), (42, 65240), (48, 57085), (49, 55920), (56, 48930), (60, 45668), (70, 39144), (80, 34251), (84, 32620), (98, 27960), (105, 26096), (112, 24465), (120, 22834), (140, 19572), (147, 18640), (168, 16310), (196, 13980), (210, 13048), (233, 11760), (240, 11417), (245, 11184), (280, 9786), (294, 9320), (336, 8155), (392, 6990), (420, 6524), (466, 5880), (490, 5592), (560, 4893), (588, 4660), (699, 3920), (735, 3728), (784, 3495), (840, 3262), (932, 2940), (980, 2796), (1165, 2352), (1176, 2330), (1398, 1960), (1470, 1864), (1631, 1680)]