102319840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 290957184

約数和(自身を除く): 188637344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 421, 434, 490, 496, 560, 620, 784, 842, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1684, 1736, 1960, 2105, 2170, 2480, 2947, 3038, 3368, 3472, 3920, 4210, 4340, 4960, 5894, 6076, 6736, 6944, 7595, 7840, 8420, 8680, 11788, 12152, 13051, 13472, 14735, 15190, 16840, 17360, 20629, 23576, 24304, 26102, 29470, 30380, 33680, 34720, 41258, 47152, 48608, 52204, 58940, 60760, 65255, 67360, 82516, 91357, 94304, 103145, 104408, 117880, 121520, 130510, 165032, 182714, 206290, 208816, 235760, 243040, 261020, 330064, 365428, 412580, 417632, 456785, 471520, 522040, 639499, 660128, 730856, 825160, 913570, 1044080, 1278998, 1461712, 1650320, 1827140, 2088160, 2557996, 2923424, 3197495, 3300640, 3654280, 5115992, 6394990, 7308560, 10231984, 12789980, 14617120, 20463968, 25579960, 51159920, 102319840]

約数ペア:

[(1, 102319840), (2, 51159920), (4, 25579960), (5, 20463968), (7, 14617120), (8, 12789980), (10, 10231984), (14, 7308560), (16, 6394990), (20, 5115992), (28, 3654280), (31, 3300640), (32, 3197495), (35, 2923424), (40, 2557996), (49, 2088160), (56, 1827140), (62, 1650320), (70, 1461712), (80, 1278998), (98, 1044080), (112, 913570), (124, 825160), (140, 730856), (155, 660128), (160, 639499), (196, 522040), (217, 471520), (224, 456785), (245, 417632), (248, 412580), (280, 365428), (310, 330064), (392, 261020), (421, 243040), (434, 235760), (490, 208816), (496, 206290), (560, 182714), (620, 165032), (784, 130510), (842, 121520), (868, 117880), (980, 104408), (992, 103145), (1085, 94304), (1120, 91357), (1240, 82516), (1519, 67360), (1568, 65255), (1684, 60760), (1736, 58940), (1960, 52204), (2105, 48608), (2170, 47152), (2480, 41258), (2947, 34720), (3038, 33680), (3368, 30380), (3472, 29470), (3920, 26102), (4210, 24304), (4340, 23576), (4960, 20629), (5894, 17360), (6076, 16840), (6736, 15190), (6944, 14735), (7595, 13472), (7840, 13051), (8420, 12152), (8680, 11788)]