198919800

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{4093}}^1$

素因数の和:4124

約数の個数: 144

約数和(自身を含む): 692950440

約数和(自身を除く): 494030640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 243, 270, 300, 324, 360, 405, 450, 486, 540, 600, 648, 675, 810, 900, 972, 1080, 1215, 1350, 1620, 1800, 1944, 2025, 2430, 2700, 3240, 4050, 4093, 4860, 5400, 6075, 8100, 8186, 9720, 12150, 12279, 16200, 16372, 20465, 24300, 24558, 32744, 36837, 40930, 48600, 49116, 61395, 73674, 81860, 98232, 102325, 110511, 122790, 147348, 163720, 184185, 204650, 221022, 245580, 294696, 306975, 331533, 368370, 409300, 442044, 491160, 552555, 613950, 663066, 736740, 818600, 884088, 920925, 994599, 1105110, 1227900, 1326132, 1473480, 1657665, 1841850, 1989198, 2210220, 2455800, 2652264, 2762775, 3315330, 3683700, 3978396, 4420440, 4972995, 5525550, 6630660, 7367400, 7956792, 8288325, 9945990, 11051100, 13261320, 16576650, 19891980, 22102200, 24864975, 33153300, 39783960, 49729950, 66306600, 99459900, 198919800]

約数ペア:

[(1, 198919800), (2, 99459900), (3, 66306600), (4, 49729950), (5, 39783960), (6, 33153300), (8, 24864975), (9, 22102200), (10, 19891980), (12, 16576650), (15, 13261320), (18, 11051100), (20, 9945990), (24, 8288325), (25, 7956792), (27, 7367400), (30, 6630660), (36, 5525550), (40, 4972995), (45, 4420440), (50, 3978396), (54, 3683700), (60, 3315330), (72, 2762775), (75, 2652264), (81, 2455800), (90, 2210220), (100, 1989198), (108, 1841850), (120, 1657665), (135, 1473480), (150, 1326132), (162, 1227900), (180, 1105110), (200, 994599), (216, 920925), (225, 884088), (243, 818600), (270, 736740), (300, 663066), (324, 613950), (360, 552555), (405, 491160), (450, 442044), (486, 409300), (540, 368370), (600, 331533), (648, 306975), (675, 294696), (810, 245580), (900, 221022), (972, 204650), (1080, 184185), (1215, 163720), (1350, 147348), (1620, 122790), (1800, 110511), (1944, 102325), (2025, 98232), (2430, 81860), (2700, 73674), (3240, 61395), (4050, 49116), (4093, 48600), (4860, 40930), (5400, 36837), (6075, 32744), (8100, 24558), (8186, 24300), (9720, 20465), (12150, 16372), (12279, 16200)]