61618440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39499}}^1$

素因数の和:39526

約数の個数: 64

約数和(自身を含む): 199080000

約数和(自身を除く): 137461560

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, 39499, 78998, 118497, 157996, 197495, 236994, 315992, 394990, 473988, 513487, 592485, 789980, 947976, 1026974, 1184970, 1540461, 1579960, 2053948, 2369940, 2567435, 3080922, 4107896, 4739880, 5134870, 6161844, 7702305, 10269740, 12323688, 15404610, 20539480, 30809220, 61618440]

約数ペア:

[(1, 61618440), (2, 30809220), (3, 20539480), (4, 15404610), (5, 12323688), (6, 10269740), (8, 7702305), (10, 6161844), (12, 5134870), (13, 4739880), (15, 4107896), (20, 3080922), (24, 2567435), (26, 2369940), (30, 2053948), (39, 1579960), (40, 1540461), (52, 1184970), (60, 1026974), (65, 947976), (78, 789980), (104, 592485), (120, 513487), (130, 473988), (156, 394990), (195, 315992), (260, 236994), (312, 197495), (390, 157996), (520, 118497), (780, 78998), (1560, 39499)]