678964.00000000

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 288852480

約数和(自身を除く): 195922720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 397, 418, 440, 532, 560, 608, 616, 665, 760, 770, 794, 836, 880, 1045, 1064, 1120, 1232, 1330, 1463, 1520, 1540, 1588, 1672, 1760, 1985, 2090, 2128, 2464, 2660, 2779, 2926, 3040, 3080, 3176, 3344, 3970, 4180, 4256, 4367, 5320, 5558, 5852, 6160, 6352, 6688, 7315, 7543, 7940, 8360, 8734, 10640, 11116, 11704, 12320, 12704, 13895, 14630, 15086, 15880, 16720, 17468, 21280, 21835, 22232, 23408, 27790, 29260, 30172, 30569, 31760, 33440, 34936, 37715, 43670, 44464, 46816, 52801, 55580, 58520, 60344, 61138, 63520, 69872, 75430, 82973, 87340, 88928, 105602, 111160, 117040, 120688, 122276, 139744, 150860, 152845, 165946, 174680, 211204, 222320, 234080, 241376, 244552, 264005, 301720, 305690, 331892, 349360, 414865, 422408, 444640, 489104, 528010, 580811, 603440, 611380, 663784, 698720, 829730, 844816, 978208, 1056020, 1161622, 1206880, 1222760, 1327568, 1659460, 1689632, 2112040, 2323244, 2445520, 2655136, 2904055, 3318920, 4224080, 4646488, 4891040, 5808110, 6637840, 8448160, 9292976, 11616220, 13275680, 18585952, 23232440, 46464880, 92929760]

約数ペア:

[(1, 92929760), (2, 46464880), (4, 23232440), (5, 18585952), (7, 13275680), (8, 11616220), (10, 9292976), (11, 8448160), (14, 6637840), (16, 5808110), (19, 4891040), (20, 4646488), (22, 4224080), (28, 3318920), (32, 2904055), (35, 2655136), (38, 2445520), (40, 2323244), (44, 2112040), (55, 1689632), (56, 1659460), (70, 1327568), (76, 1222760), (77, 1206880), (80, 1161622), (88, 1056020), (95, 978208), (110, 844816), (112, 829730), (133, 698720), (140, 663784), (152, 611380), (154, 603440), (160, 580811), (176, 528010), (190, 489104), (209, 444640), (220, 422408), (224, 414865), (266, 349360), (280, 331892), (304, 305690), (308, 301720), (352, 264005), (380, 244552), (385, 241376), (397, 234080), (418, 222320), (440, 211204), (532, 174680), (560, 165946), (608, 152845), (616, 150860), (665, 139744), (760, 122276), (770, 120688), (794, 117040), (836, 111160), (880, 105602), (1045, 88928), (1064, 87340), (1120, 82973), (1232, 75430), (1330, 69872), (1463, 63520), (1520, 61138), (1540, 60344), (1588, 58520), (1672, 55580), (1760, 52801), (1985, 46816), (2090, 44464), (2128, 43670), (2464, 37715), (2660, 34936), (2779, 33440), (2926, 31760), (3040, 30569), (3080, 30172), (3176, 29260), (3344, 27790), (3970, 23408), (4180, 22232), (4256, 21835), (4367, 21280), (5320, 17468), (5558, 16720), (5852, 15880), (6160, 15086), (6352, 14630), (6688, 13895), (7315, 12704), (7543, 12320), (7940, 11704), (8360, 11116), (8734, 10640)]