290870640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3181}}^1$

素因数の和:3327

約数の個数: 120

約数和(自身を含む): 984841728

約数和(自身を除く): 693971088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2286, 2540, 3048, 3181, 3810, 4572, 5080, 5715, 6096, 6362, 7620, 9144, 9543, 10160, 11430, 12724, 15240, 15905, 18288, 19086, 22860, 25448, 28629, 30480, 31810, 38172, 45720, 47715, 50896, 57258, 63620, 76344, 91440, 95430, 114516, 127240, 143145, 152688, 190860, 229032, 254480, 286290, 381720, 403987, 458064, 572580, 763440, 807974, 1145160, 1211961, 1615948, 2019935, 2290320, 2423922, 3231896, 3635883, 4039870, 4847844, 6059805, 6463792, 7271766, 8079740, 9695688, 12119610, 14543532, 16159480, 18179415, 19391376, 24239220, 29087064, 32318960, 36358830, 48478440, 58174128, 72717660, 96956880, 145435320, 290870640]

約数ペア:

[(1, 290870640), (2, 145435320), (3, 96956880), (4, 72717660), (5, 58174128), (6, 48478440), (8, 36358830), (9, 32318960), (10, 29087064), (12, 24239220), (15, 19391376), (16, 18179415), (18, 16159480), (20, 14543532), (24, 12119610), (30, 9695688), (36, 8079740), (40, 7271766), (45, 6463792), (48, 6059805), (60, 4847844), (72, 4039870), (80, 3635883), (90, 3231896), (120, 2423922), (127, 2290320), (144, 2019935), (180, 1615948), (240, 1211961), (254, 1145160), (360, 807974), (381, 763440), (508, 572580), (635, 458064), (720, 403987), (762, 381720), (1016, 286290), (1143, 254480), (1270, 229032), (1524, 190860), (1905, 152688), (2032, 143145), (2286, 127240), (2540, 114516), (3048, 95430), (3181, 91440), (3810, 76344), (4572, 63620), (5080, 57258), (5715, 50896), (6096, 47715), (6362, 45720), (7620, 38172), (9144, 31810), (9543, 30480), (10160, 28629), (11430, 25448), (12724, 22860), (15240, 19086), (15905, 18288)]