16911720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2237}}^1$

素因数の和:2264

約数の個数: 128

約数和(自身を含む): 64454400

約数和(自身を除く): 47542680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2237, 2520, 3780, 4474, 6711, 7560, 8948, 11185, 13422, 15659, 17896, 20133, 22370, 26844, 31318, 33555, 40266, 44740, 46977, 53688, 60399, 62636, 67110, 78295, 80532, 89480, 93954, 100665, 120798, 125272, 134220, 140931, 156590, 161064, 187908, 201330, 234885, 241596, 268440, 281862, 301995, 313180, 375816, 402660, 422793, 469770, 483192, 563724, 603990, 626360, 704655, 805320, 845586, 939540, 1127448, 1207980, 1409310, 1691172, 1879080, 2113965, 2415960, 2818620, 3382344, 4227930, 5637240, 8455860, 16911720]

約数ペア:

[(1, 16911720), (2, 8455860), (3, 5637240), (4, 4227930), (5, 3382344), (6, 2818620), (7, 2415960), (8, 2113965), (9, 1879080), (10, 1691172), (12, 1409310), (14, 1207980), (15, 1127448), (18, 939540), (20, 845586), (21, 805320), (24, 704655), (27, 626360), (28, 603990), (30, 563724), (35, 483192), (36, 469770), (40, 422793), (42, 402660), (45, 375816), (54, 313180), (56, 301995), (60, 281862), (63, 268440), (70, 241596), (72, 234885), (84, 201330), (90, 187908), (105, 161064), (108, 156590), (120, 140931), (126, 134220), (135, 125272), (140, 120798), (168, 100665), (180, 93954), (189, 89480), (210, 80532), (216, 78295), (252, 67110), (270, 62636), (280, 60399), (315, 53688), (360, 46977), (378, 44740), (420, 40266), (504, 33555), (540, 31318), (630, 26844), (756, 22370), (840, 20133), (945, 17896), (1080, 15659), (1260, 13422), (1512, 11185), (1890, 8948), (2237, 7560), (2520, 6711), (3780, 4474)]