87666920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 221205600

約数和(自身を除く): 133538680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 121, 220, 236, 242, 295, 307, 440, 472, 484, 590, 605, 614, 649, 968, 1180, 1210, 1228, 1298, 1535, 2360, 2420, 2456, 2596, 3070, 3245, 3377, 4840, 5192, 6140, 6490, 6754, 7139, 12280, 12980, 13508, 14278, 16885, 18113, 25960, 27016, 28556, 33770, 35695, 36226, 37147, 57112, 67540, 71390, 72452, 74294, 90565, 135080, 142780, 144904, 148588, 181130, 185735, 199243, 285560, 297176, 362260, 371470, 398486, 724520, 742940, 796972, 996215, 1485880, 1593944, 1992430, 2191673, 3984860, 4383346, 7969720, 8766692, 10958365, 17533384, 21916730, 43833460, 87666920]

約数ペア:

[(1, 87666920), (2, 43833460), (4, 21916730), (5, 17533384), (8, 10958365), (10, 8766692), (11, 7969720), (20, 4383346), (22, 3984860), (40, 2191673), (44, 1992430), (55, 1593944), (59, 1485880), (88, 996215), (110, 796972), (118, 742940), (121, 724520), (220, 398486), (236, 371470), (242, 362260), (295, 297176), (307, 285560), (440, 199243), (472, 185735), (484, 181130), (590, 148588), (605, 144904), (614, 142780), (649, 135080), (968, 90565), (1180, 74294), (1210, 72452), (1228, 71390), (1298, 67540), (1535, 57112), (2360, 37147), (2420, 36226), (2456, 35695), (2596, 33770), (3070, 28556), (3245, 27016), (3377, 25960), (4840, 18113), (5192, 16885), (6140, 14278), (6490, 13508), (6754, 12980), (7139, 12280)]