7209540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 24595200

約数和(自身を除く): 17385660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 79, 90, 108, 117, 130, 135, 156, 158, 169, 180, 195, 234, 237, 260, 270, 316, 338, 351, 390, 395, 468, 474, 507, 540, 585, 676, 702, 711, 780, 790, 845, 948, 1014, 1027, 1170, 1185, 1404, 1422, 1521, 1580, 1690, 1755, 2028, 2054, 2133, 2340, 2370, 2535, 2844, 3042, 3081, 3380, 3510, 3555, 4108, 4266, 4563, 4740, 5070, 5135, 6084, 6162, 7020, 7110, 7605, 8532, 9126, 9243, 10140, 10270, 10665, 12324, 13351, 14220, 15210, 15405, 18252, 18486, 20540, 21330, 22815, 26702, 27729, 30420, 30810, 36972, 40053, 42660, 45630, 46215, 53404, 55458, 61620, 66755, 80106, 91260, 92430, 110916, 120159, 133510, 138645, 160212, 184860, 200265, 240318, 267020, 277290, 360477, 400530, 480636, 554580, 600795, 720954, 801060, 1201590, 1441908, 1802385, 2403180, 3604770, 7209540]

約数ペア:

[(1, 7209540), (2, 3604770), (3, 2403180), (4, 1802385), (5, 1441908), (6, 1201590), (9, 801060), (10, 720954), (12, 600795), (13, 554580), (15, 480636), (18, 400530), (20, 360477), (26, 277290), (27, 267020), (30, 240318), (36, 200265), (39, 184860), (45, 160212), (52, 138645), (54, 133510), (60, 120159), (65, 110916), (78, 92430), (79, 91260), (90, 80106), (108, 66755), (117, 61620), (130, 55458), (135, 53404), (156, 46215), (158, 45630), (169, 42660), (180, 40053), (195, 36972), (234, 30810), (237, 30420), (260, 27729), (270, 26702), (316, 22815), (338, 21330), (351, 20540), (390, 18486), (395, 18252), (468, 15405), (474, 15210), (507, 14220), (540, 13351), (585, 12324), (676, 10665), (702, 10270), (711, 10140), (780, 9243), (790, 9126), (845, 8532), (948, 7605), (1014, 7110), (1027, 7020), (1170, 6162), (1185, 6084), (1404, 5135), (1422, 5070), (1521, 4740), (1580, 4563), (1690, 4266), (1755, 4108), (2028, 3555), (2054, 3510), (2133, 3380), (2340, 3081), (2370, 3042), (2535, 2844)]