277968320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4058

約数の個数: 112

約数和(自身を含む): 781068288

約数和(自身を除く): 503099968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4003, 4340, 4960, 6944, 8006, 8680, 9920, 13888, 16012, 17360, 20015, 28021, 32024, 34720, 40030, 56042, 64048, 69440, 80060, 112084, 124093, 128096, 140105, 160120, 224168, 248186, 256192, 280210, 320240, 448336, 496372, 560420, 620465, 640480, 868651, 896672, 992744, 1120840, 1240930, 1280960, 1737302, 1793344, 1985488, 2241680, 2481860, 3474604, 3970976, 4343255, 4483360, 4963720, 6949208, 7941952, 8686510, 8966720, 9927440, 13898416, 17373020, 19854880, 27796832, 34746040, 39709760, 55593664, 69492080, 138984160, 277968320]

約数ペア:

[(1, 277968320), (2, 138984160), (4, 69492080), (5, 55593664), (7, 39709760), (8, 34746040), (10, 27796832), (14, 19854880), (16, 17373020), (20, 13898416), (28, 9927440), (31, 8966720), (32, 8686510), (35, 7941952), (40, 6949208), (56, 4963720), (62, 4483360), (64, 4343255), (70, 3970976), (80, 3474604), (112, 2481860), (124, 2241680), (140, 1985488), (155, 1793344), (160, 1737302), (217, 1280960), (224, 1240930), (248, 1120840), (280, 992744), (310, 896672), (320, 868651), (434, 640480), (448, 620465), (496, 560420), (560, 496372), (620, 448336), (868, 320240), (992, 280210), (1085, 256192), (1120, 248186), (1240, 224168), (1736, 160120), (1984, 140105), (2170, 128096), (2240, 124093), (2480, 112084), (3472, 80060), (4003, 69440), (4340, 64048), (4960, 56042), (6944, 40030), (8006, 34720), (8680, 32024), (9920, 28021), (13888, 20015), (16012, 17360)]