478143820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4373}}^1$

素因数の和:4471

約数の個数: 96

約数和(自身を含む): 1269789696

約数和(自身を除く): 791645876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 3124, 3905, 4373, 4970, 5467, 7810, 8746, 9940, 10934, 15620, 17492, 21865, 21868, 27335, 30611, 43730, 48103, 54670, 61222, 87460, 96206, 109340, 122444, 153055, 192412, 240515, 306110, 310483, 336721, 481030, 612220, 620966, 673442, 962060, 1241932, 1346884, 1552415, 1683605, 2173381, 3104830, 3367210, 3415313, 4346762, 6209660, 6734420, 6830626, 8693524, 10866905, 13661252, 17076565, 21733810, 23907191, 34153130, 43467620, 47814382, 68306260, 95628764, 119535955, 239071910, 478143820]

約数ペア:

[(1, 478143820), (2, 239071910), (4, 119535955), (5, 95628764), (7, 68306260), (10, 47814382), (11, 43467620), (14, 34153130), (20, 23907191), (22, 21733810), (28, 17076565), (35, 13661252), (44, 10866905), (55, 8693524), (70, 6830626), (71, 6734420), (77, 6209660), (110, 4346762), (140, 3415313), (142, 3367210), (154, 3104830), (220, 2173381), (284, 1683605), (308, 1552415), (355, 1346884), (385, 1241932), (497, 962060), (710, 673442), (770, 620966), (781, 612220), (994, 481030), (1420, 336721), (1540, 310483), (1562, 306110), (1988, 240515), (2485, 192412), (3124, 153055), (3905, 122444), (4373, 109340), (4970, 96206), (5467, 87460), (7810, 61222), (8746, 54670), (9940, 48103), (10934, 43730), (15620, 30611), (17492, 27335), (21865, 21868)]