198747900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16987}}^1$

素因数の和:17020

約数の個数: 108

約数和(自身を含む): 670924072

約数和(自身を除く): 472176172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 16987, 33974, 50961, 67948, 84935, 101922, 152883, 169870, 203844, 220831, 254805, 305766, 339740, 424675, 441662, 509610, 611532, 662493, 764415, 849350, 883324, 1019220, 1104155, 1274025, 1324986, 1528830, 1698700, 1987479, 2208310, 2548050, 2649972, 3057660, 3312465, 3822075, 3974958, 4416620, 5096100, 5520775, 6624930, 7644150, 7949916, 9937395, 11041550, 13249860, 15288300, 16562325, 19874790, 22083100, 33124650, 39749580, 49686975, 66249300, 99373950, 198747900]

約数ペア:

[(1, 198747900), (2, 99373950), (3, 66249300), (4, 49686975), (5, 39749580), (6, 33124650), (9, 22083100), (10, 19874790), (12, 16562325), (13, 15288300), (15, 13249860), (18, 11041550), (20, 9937395), (25, 7949916), (26, 7644150), (30, 6624930), (36, 5520775), (39, 5096100), (45, 4416620), (50, 3974958), (52, 3822075), (60, 3312465), (65, 3057660), (75, 2649972), (78, 2548050), (90, 2208310), (100, 1987479), (117, 1698700), (130, 1528830), (150, 1324986), (156, 1274025), (180, 1104155), (195, 1019220), (225, 883324), (234, 849350), (260, 764415), (300, 662493), (325, 611532), (390, 509610), (450, 441662), (468, 424675), (585, 339740), (650, 305766), (780, 254805), (900, 220831), (975, 203844), (1170, 169870), (1300, 152883), (1950, 101922), (2340, 84935), (2925, 67948), (3900, 50961), (5850, 33974), (11700, 16987)]