991702400

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:837

約数の個数: 192

約数和(自身を含む): 2726908800

約数和(自身を除く): 1735206400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 128, 130, 155, 160, 200, 208, 248, 260, 310, 320, 325, 400, 403, 416, 496, 520, 620, 640, 650, 769, 775, 800, 806, 832, 992, 1040, 1240, 1300, 1538, 1550, 1600, 1612, 1664, 1984, 2015, 2080, 2480, 2600, 3076, 3100, 3200, 3224, 3845, 3968, 4030, 4160, 4960, 5200, 6152, 6200, 6448, 7690, 8060, 8320, 9920, 9997, 10075, 10400, 12304, 12400, 12896, 15380, 16120, 19225, 19840, 19994, 20150, 20800, 23839, 24608, 24800, 25792, 30760, 32240, 38450, 39988, 40300, 41600, 47678, 49216, 49600, 49985, 51584, 61520, 64480, 76900, 79976, 80600, 95356, 98432, 99200, 99970, 119195, 123040, 128960, 153800, 159952, 161200, 190712, 199940, 238390, 246080, 249925, 257920, 307600, 309907, 319904, 322400, 381424, 399880, 476780, 492160, 499850, 595975, 615200, 619814, 639808, 644800, 762848, 799760, 953560, 999700, 1191950, 1230400, 1239628, 1279616, 1289600, 1525696, 1549535, 1599520, 1907120, 1999400, 2383900, 2460800, 2479256, 3051392, 3099070, 3199040, 3814240, 3998800, 4767800, 4958512, 6198140, 6398080, 7628480, 7747675, 7997600, 9535600, 9917024, 12396280, 15256960, 15495350, 15995200, 19071200, 19834048, 24792560, 30990700, 31990400, 38142400, 39668096, 49585120, 61981400, 76284800, 99170240, 123962800, 198340480, 247925600, 495851200, 991702400]

約数ペア:

[(1, 991702400), (2, 495851200), (4, 247925600), (5, 198340480), (8, 123962800), (10, 99170240), (13, 76284800), (16, 61981400), (20, 49585120), (25, 39668096), (26, 38142400), (31, 31990400), (32, 30990700), (40, 24792560), (50, 19834048), (52, 19071200), (62, 15995200), (64, 15495350), (65, 15256960), (80, 12396280), (100, 9917024), (104, 9535600), (124, 7997600), (128, 7747675), (130, 7628480), (155, 6398080), (160, 6198140), (200, 4958512), (208, 4767800), (248, 3998800), (260, 3814240), (310, 3199040), (320, 3099070), (325, 3051392), (400, 2479256), (403, 2460800), (416, 2383900), (496, 1999400), (520, 1907120), (620, 1599520), (640, 1549535), (650, 1525696), (769, 1289600), (775, 1279616), (800, 1239628), (806, 1230400), (832, 1191950), (992, 999700), (1040, 953560), (1240, 799760), (1300, 762848), (1538, 644800), (1550, 639808), (1600, 619814), (1612, 615200), (1664, 595975), (1984, 499850), (2015, 492160), (2080, 476780), (2480, 399880), (2600, 381424), (3076, 322400), (3100, 319904), (3200, 309907), (3224, 307600), (3845, 257920), (3968, 249925), (4030, 246080), (4160, 238390), (4960, 199940), (5200, 190712), (6152, 161200), (6200, 159952), (6448, 153800), (7690, 128960), (8060, 123040), (8320, 119195), (9920, 99970), (9997, 99200), (10075, 98432), (10400, 95356), (12304, 80600), (12400, 79976), (12896, 76900), (15380, 64480), (16120, 61520), (19225, 51584), (19840, 49985), (19994, 49600), (20150, 49216), (20800, 47678), (23839, 41600), (24608, 40300), (24800, 39988), (25792, 38450), (30760, 32240)]