128435820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112663}}^1$

素因数の和:112694

約数の個数: 48

約数和(自身を含む): 378551040

約数和(自身を除く): 250115220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 112663, 225326, 337989, 450652, 563315, 675978, 1126630, 1351956, 1689945, 2140597, 2253260, 3379890, 4281194, 6421791, 6759780, 8562388, 10702985, 12843582, 21405970, 25687164, 32108955, 42811940, 64217910, 128435820]

約数ペア:

[(1, 128435820), (2, 64217910), (3, 42811940), (4, 32108955), (5, 25687164), (6, 21405970), (10, 12843582), (12, 10702985), (15, 8562388), (19, 6759780), (20, 6421791), (30, 4281194), (38, 3379890), (57, 2253260), (60, 2140597), (76, 1689945), (95, 1351956), (114, 1126630), (190, 675978), (228, 563315), (285, 450652), (380, 337989), (570, 225326), (1140, 112663)]