198420960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{863}}^1$

素因数の和:1360

約数の個数: 96

約数和(自身を含む): 627056640

約数和(自身を除く): 428635680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 479, 480, 863, 958, 1437, 1726, 1916, 2395, 2589, 2874, 3452, 3832, 4315, 4790, 5178, 5748, 6904, 7185, 7664, 8630, 9580, 10356, 11496, 12945, 13808, 14370, 15328, 17260, 19160, 20712, 22992, 25890, 27616, 28740, 34520, 38320, 41424, 45984, 51780, 57480, 69040, 76640, 82848, 103560, 114960, 138080, 207120, 229920, 413377, 414240, 826754, 1240131, 1653508, 2066885, 2480262, 3307016, 4133770, 4960524, 6200655, 6614032, 8267540, 9921048, 12401310, 13228064, 16535080, 19842096, 24802620, 33070160, 39684192, 49605240, 66140320, 99210480, 198420960]

約数ペア:

[(1, 198420960), (2, 99210480), (3, 66140320), (4, 49605240), (5, 39684192), (6, 33070160), (8, 24802620), (10, 19842096), (12, 16535080), (15, 13228064), (16, 12401310), (20, 9921048), (24, 8267540), (30, 6614032), (32, 6200655), (40, 4960524), (48, 4133770), (60, 3307016), (80, 2480262), (96, 2066885), (120, 1653508), (160, 1240131), (240, 826754), (479, 414240), (480, 413377), (863, 229920), (958, 207120), (1437, 138080), (1726, 114960), (1916, 103560), (2395, 82848), (2589, 76640), (2874, 69040), (3452, 57480), (3832, 51780), (4315, 45984), (4790, 41424), (5178, 38320), (5748, 34520), (6904, 28740), (7185, 27616), (7664, 25890), (8630, 22992), (9580, 20712), (10356, 19160), (11496, 17260), (12945, 15328), (13808, 14370)]