128804784

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6863}}^1$

素因数の和:6914

約数の個数: 80

約数和(自身を含む): 367690752

約数和(自身を除く): 238885968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 552, 782, 816, 1104, 1173, 1564, 2346, 3128, 4692, 6256, 6863, 9384, 13726, 18768, 20589, 27452, 41178, 54904, 82356, 109808, 116671, 157849, 164712, 233342, 315698, 329424, 350013, 466684, 473547, 631396, 700026, 933368, 947094, 1262792, 1400052, 1866736, 1894188, 2525584, 2683433, 2800104, 3788376, 5366866, 5600208, 7576752, 8050299, 10733732, 16100598, 21467464, 32201196, 42934928, 64402392, 128804784]

約数ペア:

[(1, 128804784), (2, 64402392), (3, 42934928), (4, 32201196), (6, 21467464), (8, 16100598), (12, 10733732), (16, 8050299), (17, 7576752), (23, 5600208), (24, 5366866), (34, 3788376), (46, 2800104), (48, 2683433), (51, 2525584), (68, 1894188), (69, 1866736), (92, 1400052), (102, 1262792), (136, 947094), (138, 933368), (184, 700026), (204, 631396), (272, 473547), (276, 466684), (368, 350013), (391, 329424), (408, 315698), (552, 233342), (782, 164712), (816, 157849), (1104, 116671), (1173, 109808), (1564, 82356), (2346, 54904), (3128, 41178), (4692, 27452), (6256, 20589), (6863, 18768), (9384, 13726)]