90780540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 267563520

約数和(自身を除く): 176782980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 157, 230, 276, 314, 345, 419, 460, 471, 628, 690, 785, 838, 942, 1257, 1380, 1570, 1676, 1884, 2095, 2355, 2514, 3140, 3611, 4190, 4710, 5028, 6285, 7222, 8380, 9420, 9637, 10833, 12570, 14444, 18055, 19274, 21666, 25140, 28911, 36110, 38548, 43332, 48185, 54165, 57822, 65783, 72220, 96370, 108330, 115644, 131566, 144555, 192740, 197349, 216660, 263132, 289110, 328915, 394698, 578220, 657830, 789396, 986745, 1315660, 1513009, 1973490, 3026018, 3946980, 4539027, 6052036, 7565045, 9078054, 15130090, 18156108, 22695135, 30260180, 45390270, 90780540]

約数ペア:

[(1, 90780540), (2, 45390270), (3, 30260180), (4, 22695135), (5, 18156108), (6, 15130090), (10, 9078054), (12, 7565045), (15, 6052036), (20, 4539027), (23, 3946980), (30, 3026018), (46, 1973490), (60, 1513009), (69, 1315660), (92, 986745), (115, 789396), (138, 657830), (157, 578220), (230, 394698), (276, 328915), (314, 289110), (345, 263132), (419, 216660), (460, 197349), (471, 192740), (628, 144555), (690, 131566), (785, 115644), (838, 108330), (942, 96370), (1257, 72220), (1380, 65783), (1570, 57822), (1676, 54165), (1884, 48185), (2095, 43332), (2355, 38548), (2514, 36110), (3140, 28911), (3611, 25140), (4190, 21666), (4710, 19274), (5028, 18055), (6285, 14444), (7222, 12570), (8380, 10833), (9420, 9637)]