209474400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{87281}}^1$

素因数の和:87304

約数の個数: 72

約数和(自身を含む): 681846984

約数和(自身を除く): 472372584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 87281, 174562, 261843, 349124, 436405, 523686, 698248, 872810, 1047372, 1309215, 1396496, 1745620, 2094744, 2182025, 2618430, 2792992, 3491240, 4189488, 4364050, 5236860, 6546075, 6982480, 8378976, 8728100, 10473720, 13092150, 13964960, 17456200, 20947440, 26184300, 34912400, 41894880, 52368600, 69824800, 104737200, 209474400]

約数ペア:

[(1, 209474400), (2, 104737200), (3, 69824800), (4, 52368600), (5, 41894880), (6, 34912400), (8, 26184300), (10, 20947440), (12, 17456200), (15, 13964960), (16, 13092150), (20, 10473720), (24, 8728100), (25, 8378976), (30, 6982480), (32, 6546075), (40, 5236860), (48, 4364050), (50, 4189488), (60, 3491240), (75, 2792992), (80, 2618430), (96, 2182025), (100, 2094744), (120, 1745620), (150, 1396496), (160, 1309215), (200, 1047372), (240, 872810), (300, 698248), (400, 523686), (480, 436405), (600, 349124), (800, 261843), (1200, 174562), (2400, 87281)]