149485280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 429196320

約数和(自身を除く): 279711040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 829, 920, 980, 1120, 1127, 1288, 1568, 1610, 1658, 1840, 1960, 2254, 2576, 3220, 3316, 3680, 3920, 4145, 4508, 5152, 5635, 5803, 6440, 6632, 7840, 8290, 9016, 11270, 11606, 12880, 13264, 16580, 18032, 19067, 22540, 23212, 25760, 26528, 29015, 33160, 36064, 38134, 40621, 45080, 46424, 58030, 66320, 76268, 81242, 90160, 92848, 95335, 116060, 132640, 133469, 152536, 162484, 180320, 185696, 190670, 203105, 232120, 266938, 305072, 324968, 381340, 406210, 464240, 533876, 610144, 649936, 667345, 762680, 812420, 928480, 934283, 1067752, 1299872, 1334690, 1525360, 1624840, 1868566, 2135504, 2669380, 3050720, 3249680, 3737132, 4271008, 4671415, 5338760, 6499360, 7474264, 9342830, 10677520, 14948528, 18685660, 21355040, 29897056, 37371320, 74742640, 149485280]

約数ペア:

[(1, 149485280), (2, 74742640), (4, 37371320), (5, 29897056), (7, 21355040), (8, 18685660), (10, 14948528), (14, 10677520), (16, 9342830), (20, 7474264), (23, 6499360), (28, 5338760), (32, 4671415), (35, 4271008), (40, 3737132), (46, 3249680), (49, 3050720), (56, 2669380), (70, 2135504), (80, 1868566), (92, 1624840), (98, 1525360), (112, 1334690), (115, 1299872), (140, 1067752), (160, 934283), (161, 928480), (184, 812420), (196, 762680), (224, 667345), (230, 649936), (245, 610144), (280, 533876), (322, 464240), (368, 406210), (392, 381340), (460, 324968), (490, 305072), (560, 266938), (644, 232120), (736, 203105), (784, 190670), (805, 185696), (829, 180320), (920, 162484), (980, 152536), (1120, 133469), (1127, 132640), (1288, 116060), (1568, 95335), (1610, 92848), (1658, 90160), (1840, 81242), (1960, 76268), (2254, 66320), (2576, 58030), (3220, 46424), (3316, 45080), (3680, 40621), (3920, 38134), (4145, 36064), (4508, 33160), (5152, 29015), (5635, 26528), (5803, 25760), (6440, 23212), (6632, 22540), (7840, 19067), (8290, 18032), (9016, 16580), (11270, 13264), (11606, 12880)]