8151760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 20712960

約数和(自身を除く): 12561200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 173, 190, 248, 304, 310, 346, 380, 496, 589, 620, 692, 760, 865, 1178, 1240, 1384, 1520, 1730, 2356, 2480, 2768, 2945, 3287, 3460, 4712, 5363, 5890, 6574, 6920, 9424, 10726, 11780, 13148, 13840, 16435, 21452, 23560, 26296, 26815, 32870, 42904, 47120, 52592, 53630, 65740, 85808, 101897, 107260, 131480, 203794, 214520, 262960, 407588, 429040, 509485, 815176, 1018970, 1630352, 2037940, 4075880, 8151760]

約数ペア:

[(1, 8151760), (2, 4075880), (4, 2037940), (5, 1630352), (8, 1018970), (10, 815176), (16, 509485), (19, 429040), (20, 407588), (31, 262960), (38, 214520), (40, 203794), (62, 131480), (76, 107260), (80, 101897), (95, 85808), (124, 65740), (152, 53630), (155, 52592), (173, 47120), (190, 42904), (248, 32870), (304, 26815), (310, 26296), (346, 23560), (380, 21452), (496, 16435), (589, 13840), (620, 13148), (692, 11780), (760, 10726), (865, 9424), (1178, 6920), (1240, 6574), (1384, 5890), (1520, 5363), (1730, 4712), (2356, 3460), (2480, 3287), (2768, 2945)]