189151760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:761

約数の個数: 120

約数和(自身を含む): 519370776

約数和(自身を除く): 330219016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 560, 584, 661, 730, 784, 980, 1022, 1168, 1322, 1460, 1960, 2044, 2555, 2644, 2920, 3305, 3577, 3920, 4088, 4627, 5110, 5288, 5840, 6610, 7154, 8176, 9254, 10220, 10576, 13220, 14308, 17885, 18508, 20440, 23135, 26440, 28616, 32389, 35770, 37016, 40880, 46270, 48253, 52880, 57232, 64778, 71540, 74032, 92540, 96506, 129556, 143080, 161945, 185080, 193012, 241265, 259112, 286160, 323890, 337771, 370160, 386024, 482530, 518224, 647780, 675542, 772048, 965060, 1295560, 1351084, 1688855, 1930120, 2364397, 2591120, 2702168, 3377710, 3860240, 4728794, 5404336, 6755420, 9457588, 11821985, 13510840, 18915176, 23643970, 27021680, 37830352, 47287940, 94575880, 189151760]

約数ペア:

[(1, 189151760), (2, 94575880), (4, 47287940), (5, 37830352), (7, 27021680), (8, 23643970), (10, 18915176), (14, 13510840), (16, 11821985), (20, 9457588), (28, 6755420), (35, 5404336), (40, 4728794), (49, 3860240), (56, 3377710), (70, 2702168), (73, 2591120), (80, 2364397), (98, 1930120), (112, 1688855), (140, 1351084), (146, 1295560), (196, 965060), (245, 772048), (280, 675542), (292, 647780), (365, 518224), (392, 482530), (490, 386024), (511, 370160), (560, 337771), (584, 323890), (661, 286160), (730, 259112), (784, 241265), (980, 193012), (1022, 185080), (1168, 161945), (1322, 143080), (1460, 129556), (1960, 96506), (2044, 92540), (2555, 74032), (2644, 71540), (2920, 64778), (3305, 57232), (3577, 52880), (3920, 48253), (4088, 46270), (4627, 40880), (5110, 37016), (5288, 35770), (5840, 32389), (6610, 28616), (7154, 26440), (8176, 23135), (9254, 20440), (10220, 18508), (10576, 17885), (13220, 14308)]