19843200

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:96

約数の個数: 288

約数和(自身を含む): 77690340

約数和(自身を除く): 57847140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 53, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 106, 117, 120, 128, 130, 144, 150, 156, 159, 160, 180, 192, 195, 200, 208, 212, 225, 234, 240, 260, 265, 288, 300, 312, 318, 320, 325, 360, 384, 390, 400, 416, 424, 450, 468, 477, 480, 520, 530, 576, 585, 600, 624, 636, 640, 650, 689, 720, 780, 795, 800, 832, 848, 900, 936, 954, 960, 975, 1040, 1060, 1152, 1170, 1200, 1248, 1272, 1300, 1325, 1378, 1440, 1560, 1590, 1600, 1664, 1696, 1800, 1872, 1908, 1920, 1950, 2067, 2080, 2120, 2340, 2385, 2400, 2496, 2544, 2600, 2650, 2756, 2880, 2925, 3120, 3180, 3200, 3392, 3445, 3600, 3744, 3816, 3900, 3975, 4134, 4160, 4240, 4680, 4770, 4800, 4992, 5088, 5200, 5300, 5512, 5760, 5850, 6201, 6240, 6360, 6784, 6890, 7200, 7488, 7632, 7800, 7950, 8268, 8320, 8480, 9360, 9540, 9600, 10176, 10335, 10400, 10600, 11024, 11700, 11925, 12402, 12480, 12720, 13780, 14400, 14976, 15264, 15600, 15900, 16536, 16960, 17225, 18720, 19080, 20352, 20670, 20800, 21200, 22048, 23400, 23850, 24804, 24960, 25440, 27560, 28800, 30528, 31005, 31200, 31800, 33072, 33920, 34450, 37440, 38160, 41340, 41600, 42400, 44096, 46800, 47700, 49608, 50880, 51675, 55120, 61056, 62010, 62400, 63600, 66144, 68900, 74880, 76320, 82680, 84800, 88192, 93600, 95400, 99216, 101760, 103350, 110240, 124020, 124800, 127200, 132288, 137800, 152640, 155025, 165360, 169600, 187200, 190800, 198432, 206700, 220480, 248040, 254400, 264576, 275600, 305280, 310050, 330720, 374400, 381600, 396864, 413400, 440960, 496080, 508800, 551200, 620100, 661440, 763200, 793728, 826800, 992160, 1102400, 1240200, 1322880, 1526400, 1653600, 1984320, 2204800, 2480400, 3307200, 3968640, 4960800, 6614400, 9921600, 19843200]

約数ペア:

[(1, 19843200), (2, 9921600), (3, 6614400), (4, 4960800), (5, 3968640), (6, 3307200), (8, 2480400), (9, 2204800), (10, 1984320), (12, 1653600), (13, 1526400), (15, 1322880), (16, 1240200), (18, 1102400), (20, 992160), (24, 826800), (25, 793728), (26, 763200), (30, 661440), (32, 620100), (36, 551200), (39, 508800), (40, 496080), (45, 440960), (48, 413400), (50, 396864), (52, 381600), (53, 374400), (60, 330720), (64, 310050), (65, 305280), (72, 275600), (75, 264576), (78, 254400), (80, 248040), (90, 220480), (96, 206700), (100, 198432), (104, 190800), (106, 187200), (117, 169600), (120, 165360), (128, 155025), (130, 152640), (144, 137800), (150, 132288), (156, 127200), (159, 124800), (160, 124020), (180, 110240), (192, 103350), (195, 101760), (200, 99216), (208, 95400), (212, 93600), (225, 88192), (234, 84800), (240, 82680), (260, 76320), (265, 74880), (288, 68900), (300, 66144), (312, 63600), (318, 62400), (320, 62010), (325, 61056), (360, 55120), (384, 51675), (390, 50880), (400, 49608), (416, 47700), (424, 46800), (450, 44096), (468, 42400), (477, 41600), (480, 41340), (520, 38160), (530, 37440), (576, 34450), (585, 33920), (600, 33072), (624, 31800), (636, 31200), (640, 31005), (650, 30528), (689, 28800), (720, 27560), (780, 25440), (795, 24960), (800, 24804), (832, 23850), (848, 23400), (900, 22048), (936, 21200), (954, 20800), (960, 20670), (975, 20352), (1040, 19080), (1060, 18720), (1152, 17225), (1170, 16960), (1200, 16536), (1248, 15900), (1272, 15600), (1300, 15264), (1325, 14976), (1378, 14400), (1440, 13780), (1560, 12720), (1590, 12480), (1600, 12402), (1664, 11925), (1696, 11700), (1800, 11024), (1872, 10600), (1908, 10400), (1920, 10335), (1950, 10176), (2067, 9600), (2080, 9540), (2120, 9360), (2340, 8480), (2385, 8320), (2400, 8268), (2496, 7950), (2544, 7800), (2600, 7632), (2650, 7488), (2756, 7200), (2880, 6890), (2925, 6784), (3120, 6360), (3180, 6240), (3200, 6201), (3392, 5850), (3445, 5760), (3600, 5512), (3744, 5300), (3816, 5200), (3900, 5088), (3975, 4992), (4134, 4800), (4160, 4770), (4240, 4680)]