74742640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 211191840

約数和(自身を除く): 136449200

約数列:

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

約数ペア:

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