293989120

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 108

約数和(自身を含む): 730689120

約数和(自身を除く): 436700000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 239, 248, 256, 310, 320, 478, 496, 620, 640, 956, 961, 992, 1195, 1240, 1280, 1912, 1922, 1984, 2390, 2480, 3824, 3844, 3968, 4780, 4805, 4960, 7409, 7648, 7688, 7936, 9560, 9610, 9920, 14818, 15296, 15376, 19120, 19220, 19840, 29636, 30592, 30752, 37045, 38240, 38440, 39680, 59272, 61184, 61504, 74090, 76480, 76880, 118544, 123008, 148180, 152960, 153760, 229679, 237088, 246016, 296360, 305920, 307520, 459358, 474176, 592720, 615040, 918716, 948352, 1148395, 1185440, 1230080, 1837432, 1896704, 2296790, 2370880, 3674864, 4593580, 4741760, 7349728, 9187160, 9483520, 14699456, 18374320, 29398912, 36748640, 58797824, 73497280, 146994560, 293989120]

約数ペア:

[(1, 293989120), (2, 146994560), (4, 73497280), (5, 58797824), (8, 36748640), (10, 29398912), (16, 18374320), (20, 14699456), (31, 9483520), (32, 9187160), (40, 7349728), (62, 4741760), (64, 4593580), (80, 3674864), (124, 2370880), (128, 2296790), (155, 1896704), (160, 1837432), (239, 1230080), (248, 1185440), (256, 1148395), (310, 948352), (320, 918716), (478, 615040), (496, 592720), (620, 474176), (640, 459358), (956, 307520), (961, 305920), (992, 296360), (1195, 246016), (1240, 237088), (1280, 229679), (1912, 153760), (1922, 152960), (1984, 148180), (2390, 123008), (2480, 118544), (3824, 76880), (3844, 76480), (3968, 74090), (4780, 61504), (4805, 61184), (4960, 59272), (7409, 39680), (7648, 38440), (7688, 38240), (7936, 37045), (9560, 30752), (9610, 30592), (9920, 29636), (14818, 19840), (15296, 19220), (15376, 19120)]