171775960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 439603200

約数和(自身を除く): 267827240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 31, 38, 40, 46, 62, 76, 92, 95, 115, 124, 152, 155, 184, 190, 230, 248, 310, 317, 380, 437, 460, 589, 620, 634, 713, 760, 874, 920, 1178, 1240, 1268, 1426, 1585, 1748, 2185, 2356, 2536, 2852, 2945, 3170, 3496, 3565, 4370, 4712, 5704, 5890, 6023, 6340, 7130, 7291, 8740, 9827, 11780, 12046, 12680, 13547, 14260, 14582, 17480, 19654, 23560, 24092, 27094, 28520, 29164, 30115, 36455, 39308, 48184, 49135, 54188, 58328, 60230, 67735, 72910, 78616, 98270, 108376, 120460, 135470, 138529, 145820, 186713, 196540, 226021, 240920, 270940, 277058, 291640, 373426, 393080, 452042, 541880, 554116, 692645, 746852, 904084, 933565, 1108232, 1130105, 1385290, 1493704, 1808168, 1867130, 2260210, 2770580, 3734260, 4294399, 4520420, 5541160, 7468520, 8588798, 9040840, 17177596, 21471995, 34355192, 42943990, 85887980, 171775960]

約数ペア:

[(1, 171775960), (2, 85887980), (4, 42943990), (5, 34355192), (8, 21471995), (10, 17177596), (19, 9040840), (20, 8588798), (23, 7468520), (31, 5541160), (38, 4520420), (40, 4294399), (46, 3734260), (62, 2770580), (76, 2260210), (92, 1867130), (95, 1808168), (115, 1493704), (124, 1385290), (152, 1130105), (155, 1108232), (184, 933565), (190, 904084), (230, 746852), (248, 692645), (310, 554116), (317, 541880), (380, 452042), (437, 393080), (460, 373426), (589, 291640), (620, 277058), (634, 270940), (713, 240920), (760, 226021), (874, 196540), (920, 186713), (1178, 145820), (1240, 138529), (1268, 135470), (1426, 120460), (1585, 108376), (1748, 98270), (2185, 78616), (2356, 72910), (2536, 67735), (2852, 60230), (2945, 58328), (3170, 54188), (3496, 49135), (3565, 48184), (4370, 39308), (4712, 36455), (5704, 30115), (5890, 29164), (6023, 28520), (6340, 27094), (7130, 24092), (7291, 23560), (8740, 19654), (9827, 17480), (11780, 14582), (12046, 14260), (12680, 13547)]