279379984

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:684

約数の個数: 60

約数和(自身を含む): 589833156

約数和(自身を除く): 310453172

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 277, 338, 373, 554, 676, 746, 1108, 1352, 1492, 2216, 2704, 2984, 3601, 4432, 4849, 5968, 7202, 9698, 14404, 19396, 28808, 38792, 46813, 57616, 63037, 77584, 93626, 103321, 126074, 187252, 206642, 252148, 374504, 413284, 504296, 749008, 826568, 1008592, 1343173, 1653136, 2686346, 5372692, 10745384, 17461249, 21490768, 34922498, 69844996, 139689992, 279379984]

約数ペア:

[(1, 279379984), (2, 139689992), (4, 69844996), (8, 34922498), (13, 21490768), (16, 17461249), (26, 10745384), (52, 5372692), (104, 2686346), (169, 1653136), (208, 1343173), (277, 1008592), (338, 826568), (373, 749008), (554, 504296), (676, 413284), (746, 374504), (1108, 252148), (1352, 206642), (1492, 187252), (2216, 126074), (2704, 103321), (2984, 93626), (3601, 77584), (4432, 63037), (4849, 57616), (5968, 46813), (7202, 38792), (9698, 28808), (14404, 19396)]