184709840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{661}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 492528000

約数和(自身を除く): 307818160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 499, 560, 661, 998, 1322, 1996, 2495, 2644, 3305, 3493, 3992, 4627, 4990, 5288, 6610, 6986, 7984, 9254, 9980, 10576, 13220, 13972, 17465, 18508, 19960, 23135, 26440, 27944, 34930, 37016, 39920, 46270, 52880, 55888, 69860, 74032, 92540, 139720, 185080, 279440, 329839, 370160, 659678, 1319356, 1649195, 2308873, 2638712, 3298390, 4617746, 5277424, 6596780, 9235492, 11544365, 13193560, 18470984, 23088730, 26387120, 36941968, 46177460, 92354920, 184709840]

約数ペア:

[(1, 184709840), (2, 92354920), (4, 46177460), (5, 36941968), (7, 26387120), (8, 23088730), (10, 18470984), (14, 13193560), (16, 11544365), (20, 9235492), (28, 6596780), (35, 5277424), (40, 4617746), (56, 3298390), (70, 2638712), (80, 2308873), (112, 1649195), (140, 1319356), (280, 659678), (499, 370160), (560, 329839), (661, 279440), (998, 185080), (1322, 139720), (1996, 92540), (2495, 74032), (2644, 69860), (3305, 55888), (3493, 52880), (3992, 46270), (4627, 39920), (4990, 37016), (5288, 34930), (6610, 27944), (6986, 26440), (7984, 23135), (9254, 19960), (9980, 18508), (10576, 17465), (13220, 13972)]