26470620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 90810720

約数和(自身を除く): 64340100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 461, 495, 522, 580, 638, 660, 870, 922, 957, 990, 1044, 1276, 1305, 1383, 1595, 1740, 1844, 1914, 1980, 2305, 2610, 2766, 2871, 3190, 3828, 4149, 4610, 4785, 5071, 5220, 5532, 5742, 6380, 6915, 8298, 9220, 9570, 10142, 11484, 13369, 13830, 14355, 15213, 16596, 19140, 20284, 20745, 25355, 26738, 27660, 28710, 30426, 40107, 41490, 45639, 50710, 53476, 57420, 60852, 66845, 76065, 80214, 82980, 91278, 101420, 120321, 133690, 147059, 152130, 160428, 182556, 200535, 228195, 240642, 267380, 294118, 304260, 401070, 441177, 456390, 481284, 588236, 601605, 735295, 802140, 882354, 912780, 1203210, 1323531, 1470590, 1764708, 2205885, 2406420, 2647062, 2941180, 4411770, 5294124, 6617655, 8823540, 13235310, 26470620]

約数ペア:

[(1, 26470620), (2, 13235310), (3, 8823540), (4, 6617655), (5, 5294124), (6, 4411770), (9, 2941180), (10, 2647062), (11, 2406420), (12, 2205885), (15, 1764708), (18, 1470590), (20, 1323531), (22, 1203210), (29, 912780), (30, 882354), (33, 802140), (36, 735295), (44, 601605), (45, 588236), (55, 481284), (58, 456390), (60, 441177), (66, 401070), (87, 304260), (90, 294118), (99, 267380), (110, 240642), (116, 228195), (132, 200535), (145, 182556), (165, 160428), (174, 152130), (180, 147059), (198, 133690), (220, 120321), (261, 101420), (290, 91278), (319, 82980), (330, 80214), (348, 76065), (396, 66845), (435, 60852), (461, 57420), (495, 53476), (522, 50710), (580, 45639), (638, 41490), (660, 40107), (870, 30426), (922, 28710), (957, 27660), (990, 26738), (1044, 25355), (1276, 20745), (1305, 20284), (1383, 19140), (1595, 16596), (1740, 15213), (1844, 14355), (1914, 13830), (1980, 13369), (2305, 11484), (2610, 10142), (2766, 9570), (2871, 9220), (3190, 8298), (3828, 6915), (4149, 6380), (4610, 5742), (4785, 5532), (5071, 5220)]