88672140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16987}}^1$

素因数の和:17031

約数の個数: 72

約数和(自身を含む): 278263440

約数和(自身を除く): 189591300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 16987, 33974, 50961, 67948, 84935, 101922, 152883, 169870, 203844, 254805, 305766, 339740, 492623, 509610, 611532, 764415, 985246, 1019220, 1477869, 1528830, 1970492, 2463115, 2955738, 3057660, 4433607, 4926230, 5911476, 7389345, 8867214, 9852460, 14778690, 17734428, 22168035, 29557380, 44336070, 88672140]

約数ペア:

[(1, 88672140), (2, 44336070), (3, 29557380), (4, 22168035), (5, 17734428), (6, 14778690), (9, 9852460), (10, 8867214), (12, 7389345), (15, 5911476), (18, 4926230), (20, 4433607), (29, 3057660), (30, 2955738), (36, 2463115), (45, 1970492), (58, 1528830), (60, 1477869), (87, 1019220), (90, 985246), (116, 764415), (145, 611532), (174, 509610), (180, 492623), (261, 339740), (290, 305766), (348, 254805), (435, 203844), (522, 169870), (580, 152883), (870, 101922), (1044, 84935), (1305, 67948), (1740, 50961), (2610, 33974), (5220, 16987)]