18188280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1$

素因数の和:1562

約数の個数: 128

約数和(自身を含む): 66182400

約数和(自身を除く): 47994120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1531, 1980, 2376, 2970, 3062, 3960, 4593, 5940, 6124, 7655, 9186, 11880, 12248, 13779, 15310, 16841, 18372, 22965, 27558, 30620, 33682, 36744, 41337, 45930, 50523, 55116, 61240, 67364, 68895, 82674, 84205, 91860, 101046, 110232, 134728, 137790, 151569, 165348, 168410, 183720, 202092, 206685, 252615, 275580, 303138, 330696, 336820, 404184, 413370, 454707, 505230, 551160, 606276, 673640, 757845, 826740, 909414, 1010460, 1212552, 1515690, 1653480, 1818828, 2020920, 2273535, 3031380, 3637656, 4547070, 6062760, 9094140, 18188280]

約数ペア:

[(1, 18188280), (2, 9094140), (3, 6062760), (4, 4547070), (5, 3637656), (6, 3031380), (8, 2273535), (9, 2020920), (10, 1818828), (11, 1653480), (12, 1515690), (15, 1212552), (18, 1010460), (20, 909414), (22, 826740), (24, 757845), (27, 673640), (30, 606276), (33, 551160), (36, 505230), (40, 454707), (44, 413370), (45, 404184), (54, 336820), (55, 330696), (60, 303138), (66, 275580), (72, 252615), (88, 206685), (90, 202092), (99, 183720), (108, 168410), (110, 165348), (120, 151569), (132, 137790), (135, 134728), (165, 110232), (180, 101046), (198, 91860), (216, 84205), (220, 82674), (264, 68895), (270, 67364), (297, 61240), (330, 55116), (360, 50523), (396, 45930), (440, 41337), (495, 36744), (540, 33682), (594, 30620), (660, 27558), (792, 22965), (990, 18372), (1080, 16841), (1188, 15310), (1320, 13779), (1485, 12248), (1531, 11880), (1980, 9186), (2376, 7655), (2970, 6124), (3062, 5940), (3960, 4593)]