2021152000

素因数分解:

$2^8\times 5^3\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1334

約数の個数: 216

約数和(自身を含む): 5861517480

約数和(自身を除く): 3840365480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 350, 392, 400, 448, 490, 500, 560, 640, 700, 784, 800, 875, 896, 980, 1000, 1120, 1225, 1280, 1289, 1400, 1568, 1600, 1750, 1792, 1960, 2000, 2240, 2450, 2578, 2800, 3136, 3200, 3500, 3920, 4000, 4480, 4900, 5156, 5600, 6125, 6272, 6400, 6445, 7000, 7840, 8000, 8960, 9023, 9800, 10312, 11200, 12250, 12544, 12890, 14000, 15680, 16000, 18046, 19600, 20624, 22400, 24500, 25780, 28000, 31360, 32000, 32225, 36092, 39200, 41248, 44800, 45115, 49000, 51560, 56000, 62720, 63161, 64450, 72184, 78400, 82496, 90230, 98000, 103120, 112000, 126322, 128900, 144368, 156800, 161125, 164992, 180460, 196000, 206240, 224000, 225575, 252644, 257800, 288736, 313600, 315805, 322250, 329984, 360920, 392000, 412480, 451150, 505288, 515600, 577472, 631610, 644500, 721840, 784000, 824960, 902300, 1010576, 1031200, 1127875, 1154944, 1263220, 1289000, 1443680, 1568000, 1579025, 1649920, 1804600, 2021152, 2062400, 2255750, 2309888, 2526440, 2578000, 2887360, 3158050, 3609200, 4042304, 4124800, 4511500, 5052880, 5156000, 5774720, 6316100, 7218400, 7895125, 8084608, 8249600, 9023000, 10105760, 10312000, 11549440, 12632200, 14436800, 15790250, 16169216, 18046000, 20211520, 20624000, 25264400, 28873600, 31580500, 36092000, 40423040, 41248000, 50528800, 57747200, 63161000, 72184000, 80846080, 101057600, 126322000, 144368000, 202115200, 252644000, 288736000, 404230400, 505288000, 1010576000, 2021152000]

約数ペア:

[(1, 2021152000), (2, 1010576000), (4, 505288000), (5, 404230400), (7, 288736000), (8, 252644000), (10, 202115200), (14, 144368000), (16, 126322000), (20, 101057600), (25, 80846080), (28, 72184000), (32, 63161000), (35, 57747200), (40, 50528800), (49, 41248000), (50, 40423040), (56, 36092000), (64, 31580500), (70, 28873600), (80, 25264400), (98, 20624000), (100, 20211520), (112, 18046000), (125, 16169216), (128, 15790250), (140, 14436800), (160, 12632200), (175, 11549440), (196, 10312000), (200, 10105760), (224, 9023000), (245, 8249600), (250, 8084608), (256, 7895125), (280, 7218400), (320, 6316100), (350, 5774720), (392, 5156000), (400, 5052880), (448, 4511500), (490, 4124800), (500, 4042304), (560, 3609200), (640, 3158050), (700, 2887360), (784, 2578000), (800, 2526440), (875, 2309888), (896, 2255750), (980, 2062400), (1000, 2021152), (1120, 1804600), (1225, 1649920), (1280, 1579025), (1289, 1568000), (1400, 1443680), (1568, 1289000), (1600, 1263220), (1750, 1154944), (1792, 1127875), (1960, 1031200), (2000, 1010576), (2240, 902300), (2450, 824960), (2578, 784000), (2800, 721840), (3136, 644500), (3200, 631610), (3500, 577472), (3920, 515600), (4000, 505288), (4480, 451150), (4900, 412480), (5156, 392000), (5600, 360920), (6125, 329984), (6272, 322250), (6400, 315805), (6445, 313600), (7000, 288736), (7840, 257800), (8000, 252644), (8960, 225575), (9023, 224000), (9800, 206240), (10312, 196000), (11200, 180460), (12250, 164992), (12544, 161125), (12890, 156800), (14000, 144368), (15680, 128900), (16000, 126322), (18046, 112000), (19600, 103120), (20624, 98000), (22400, 90230), (24500, 82496), (25780, 78400), (28000, 72184), (31360, 64450), (32000, 63161), (32225, 62720), (36092, 56000), (39200, 51560), (41248, 49000), (44800, 45115)]