128797808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 276172800

約数和(自身を除く): 147374992

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 79, 124, 152, 158, 173, 248, 304, 316, 346, 496, 589, 632, 692, 1178, 1264, 1384, 1501, 2356, 2449, 2768, 3002, 3287, 4712, 4898, 5363, 6004, 6574, 9424, 9796, 10726, 12008, 13148, 13667, 19592, 21452, 24016, 26296, 27334, 39184, 42904, 46531, 52592, 54668, 85808, 93062, 101897, 109336, 186124, 203794, 218672, 259673, 372248, 407588, 423677, 519346, 744496, 815176, 847354, 1038692, 1630352, 1694708, 2077384, 3389416, 4154768, 6778832, 8049863, 16099726, 32199452, 64398904, 128797808]

約数ペア:

[(1, 128797808), (2, 64398904), (4, 32199452), (8, 16099726), (16, 8049863), (19, 6778832), (31, 4154768), (38, 3389416), (62, 2077384), (76, 1694708), (79, 1630352), (124, 1038692), (152, 847354), (158, 815176), (173, 744496), (248, 519346), (304, 423677), (316, 407588), (346, 372248), (496, 259673), (589, 218672), (632, 203794), (692, 186124), (1178, 109336), (1264, 101897), (1384, 93062), (1501, 85808), (2356, 54668), (2449, 52592), (2768, 46531), (3002, 42904), (3287, 39184), (4712, 27334), (4898, 26296), (5363, 24016), (6004, 21452), (6574, 19592), (9424, 13667), (9796, 13148), (10726, 12008)]