15915200

素因数分解:

$2^6\times 5^2\times 7^3\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 168

約数和(自身を含む): 47244000

約数和(自身を除く): 31328800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 49, 50, 56, 58, 64, 70, 80, 98, 100, 112, 116, 140, 145, 160, 175, 196, 200, 203, 224, 232, 245, 280, 290, 320, 343, 350, 392, 400, 406, 448, 464, 490, 560, 580, 686, 700, 725, 784, 800, 812, 928, 980, 1015, 1120, 1160, 1225, 1372, 1400, 1421, 1450, 1568, 1600, 1624, 1715, 1856, 1960, 2030, 2240, 2320, 2450, 2744, 2800, 2842, 2900, 3136, 3248, 3430, 3920, 4060, 4640, 4900, 5075, 5488, 5600, 5684, 5800, 6496, 6860, 7105, 7840, 8120, 8575, 9280, 9800, 9947, 10150, 10976, 11200, 11368, 11600, 12992, 13720, 14210, 15680, 16240, 17150, 19600, 19894, 20300, 21952, 22736, 23200, 27440, 28420, 32480, 34300, 35525, 39200, 39788, 40600, 45472, 46400, 49735, 54880, 56840, 64960, 68600, 71050, 78400, 79576, 81200, 90944, 99470, 109760, 113680, 137200, 142100, 159152, 162400, 198940, 227360, 248675, 274400, 284200, 318304, 324800, 397880, 454720, 497350, 548800, 568400, 636608, 795760, 994700, 1136800, 1591520, 1989400, 2273600, 3183040, 3978800, 7957600, 15915200]

約数ペア:

[(1, 15915200), (2, 7957600), (4, 3978800), (5, 3183040), (7, 2273600), (8, 1989400), (10, 1591520), (14, 1136800), (16, 994700), (20, 795760), (25, 636608), (28, 568400), (29, 548800), (32, 497350), (35, 454720), (40, 397880), (49, 324800), (50, 318304), (56, 284200), (58, 274400), (64, 248675), (70, 227360), (80, 198940), (98, 162400), (100, 159152), (112, 142100), (116, 137200), (140, 113680), (145, 109760), (160, 99470), (175, 90944), (196, 81200), (200, 79576), (203, 78400), (224, 71050), (232, 68600), (245, 64960), (280, 56840), (290, 54880), (320, 49735), (343, 46400), (350, 45472), (392, 40600), (400, 39788), (406, 39200), (448, 35525), (464, 34300), (490, 32480), (560, 28420), (580, 27440), (686, 23200), (700, 22736), (725, 21952), (784, 20300), (800, 19894), (812, 19600), (928, 17150), (980, 16240), (1015, 15680), (1120, 14210), (1160, 13720), (1225, 12992), (1372, 11600), (1400, 11368), (1421, 11200), (1450, 10976), (1568, 10150), (1600, 9947), (1624, 9800), (1715, 9280), (1856, 8575), (1960, 8120), (2030, 7840), (2240, 7105), (2320, 6860), (2450, 6496), (2744, 5800), (2800, 5684), (2842, 5600), (2900, 5488), (3136, 5075), (3248, 4900), (3430, 4640), (3920, 4060)]