127740340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5399}}^1$

素因数の和:5441

約数の個数: 72

約数和(自身を含む): 332035200

約数和(自身を除く): 204294860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5399, 5915, 10798, 11830, 21596, 23660, 26995, 37793, 53990, 70187, 75586, 107980, 140374, 151172, 188965, 280748, 350935, 377930, 491309, 701870, 755860, 912431, 982618, 1403740, 1824862, 1965236, 2456545, 3649724, 4562155, 4913090, 6387017, 9124310, 9826180, 12774034, 18248620, 25548068, 31935085, 63870170, 127740340]

約数ペア:

[(1, 127740340), (2, 63870170), (4, 31935085), (5, 25548068), (7, 18248620), (10, 12774034), (13, 9826180), (14, 9124310), (20, 6387017), (26, 4913090), (28, 4562155), (35, 3649724), (52, 2456545), (65, 1965236), (70, 1824862), (91, 1403740), (130, 982618), (140, 912431), (169, 755860), (182, 701870), (260, 491309), (338, 377930), (364, 350935), (455, 280748), (676, 188965), (845, 151172), (910, 140374), (1183, 107980), (1690, 75586), (1820, 70187), (2366, 53990), (3380, 37793), (4732, 26995), (5399, 23660), (5915, 21596), (10798, 11830)]