191020440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122449}}^1$

素因数の和:122476

約数の個数: 64

約数和(自身を含む): 617148000

約数和(自身を除く): 426127560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 122449, 244898, 367347, 489796, 612245, 734694, 979592, 1224490, 1469388, 1591837, 1836735, 2448980, 2938776, 3183674, 3673470, 4775511, 4897960, 6367348, 7346940, 7959185, 9551022, 12734696, 14693880, 15918370, 19102044, 23877555, 31836740, 38204088, 47755110, 63673480, 95510220, 191020440]

約数ペア:

[(1, 191020440), (2, 95510220), (3, 63673480), (4, 47755110), (5, 38204088), (6, 31836740), (8, 23877555), (10, 19102044), (12, 15918370), (13, 14693880), (15, 12734696), (20, 9551022), (24, 7959185), (26, 7346940), (30, 6367348), (39, 4897960), (40, 4775511), (52, 3673470), (60, 3183674), (65, 2938776), (78, 2448980), (104, 1836735), (120, 1591837), (130, 1469388), (156, 1224490), (195, 979592), (260, 734694), (312, 612245), (390, 489796), (520, 367347), (780, 244898), (1560, 122449)]