20608800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 69495552

約数和(自身を除く): 48886752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 75, 80, 93, 96, 100, 120, 124, 150, 155, 160, 186, 200, 240, 248, 277, 300, 310, 372, 400, 465, 480, 496, 554, 600, 620, 744, 775, 800, 831, 930, 992, 1108, 1200, 1240, 1385, 1488, 1550, 1662, 1860, 2216, 2325, 2400, 2480, 2770, 2976, 3100, 3324, 3720, 4155, 4432, 4650, 4960, 5540, 6200, 6648, 6925, 7440, 8310, 8587, 8864, 9300, 11080, 12400, 13296, 13850, 14880, 16620, 17174, 18600, 20775, 22160, 24800, 25761, 26592, 27700, 33240, 34348, 37200, 41550, 42935, 44320, 51522, 55400, 66480, 68696, 74400, 83100, 85870, 103044, 110800, 128805, 132960, 137392, 166200, 171740, 206088, 214675, 221600, 257610, 274784, 332400, 343480, 412176, 429350, 515220, 644025, 664800, 686960, 824352, 858700, 1030440, 1288050, 1373920, 1717400, 2060880, 2576100, 3434800, 4121760, 5152200, 6869600, 10304400, 20608800]

約数ペア:

[(1, 20608800), (2, 10304400), (3, 6869600), (4, 5152200), (5, 4121760), (6, 3434800), (8, 2576100), (10, 2060880), (12, 1717400), (15, 1373920), (16, 1288050), (20, 1030440), (24, 858700), (25, 824352), (30, 686960), (31, 664800), (32, 644025), (40, 515220), (48, 429350), (50, 412176), (60, 343480), (62, 332400), (75, 274784), (80, 257610), (93, 221600), (96, 214675), (100, 206088), (120, 171740), (124, 166200), (150, 137392), (155, 132960), (160, 128805), (186, 110800), (200, 103044), (240, 85870), (248, 83100), (277, 74400), (300, 68696), (310, 66480), (372, 55400), (400, 51522), (465, 44320), (480, 42935), (496, 41550), (554, 37200), (600, 34348), (620, 33240), (744, 27700), (775, 26592), (800, 25761), (831, 24800), (930, 22160), (992, 20775), (1108, 18600), (1200, 17174), (1240, 16620), (1385, 14880), (1488, 13850), (1550, 13296), (1662, 12400), (1860, 11080), (2216, 9300), (2325, 8864), (2400, 8587), (2480, 8310), (2770, 7440), (2976, 6925), (3100, 6648), (3324, 6200), (3720, 5540), (4155, 4960), (4432, 4650)]