123219840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2264

約数の個数: 128

約数和(自身を含む): 406490400

約数和(自身を除く): 283270560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 1920, 2213, 2320, 2784, 3480, 3712, 4426, 4640, 5568, 6639, 6960, 8852, 9280, 11065, 11136, 13278, 13920, 17704, 18560, 22130, 26556, 27840, 33195, 35408, 44260, 53112, 55680, 64177, 66390, 70816, 88520, 106224, 128354, 132780, 141632, 177040, 192531, 212448, 256708, 265560, 283264, 320885, 354080, 385062, 424896, 513416, 531120, 641770, 708160, 770124, 849792, 962655, 1026832, 1062240, 1283540, 1416320, 1540248, 1925310, 2053664, 2124480, 2567080, 3080496, 3850620, 4107328, 4248960, 5134160, 6160992, 7701240, 8214656, 10268320, 12321984, 15402480, 20536640, 24643968, 30804960, 41073280, 61609920, 123219840]

約数ペア:

[(1, 123219840), (2, 61609920), (3, 41073280), (4, 30804960), (5, 24643968), (6, 20536640), (8, 15402480), (10, 12321984), (12, 10268320), (15, 8214656), (16, 7701240), (20, 6160992), (24, 5134160), (29, 4248960), (30, 4107328), (32, 3850620), (40, 3080496), (48, 2567080), (58, 2124480), (60, 2053664), (64, 1925310), (80, 1540248), (87, 1416320), (96, 1283540), (116, 1062240), (120, 1026832), (128, 962655), (145, 849792), (160, 770124), (174, 708160), (192, 641770), (232, 531120), (240, 513416), (290, 424896), (320, 385062), (348, 354080), (384, 320885), (435, 283264), (464, 265560), (480, 256708), (580, 212448), (640, 192531), (696, 177040), (870, 141632), (928, 132780), (960, 128354), (1160, 106224), (1392, 88520), (1740, 70816), (1856, 66390), (1920, 64177), (2213, 55680), (2320, 53112), (2784, 44260), (3480, 35408), (3712, 33195), (4426, 27840), (4640, 26556), (5568, 22130), (6639, 18560), (6960, 17704), (8852, 13920), (9280, 13278), (11065, 11136)]