142777360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1823}}^1$

素因数の和:1936

約数の個数: 80

約数和(自身を含む): 366405120

約数和(自身を除く): 223627760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 880, 890, 979, 1424, 1780, 1823, 1958, 3560, 3646, 3916, 4895, 7120, 7292, 7832, 9115, 9790, 14584, 15664, 18230, 19580, 20053, 29168, 36460, 39160, 40106, 72920, 78320, 80212, 100265, 145840, 160424, 162247, 200530, 320848, 324494, 401060, 648988, 802120, 811235, 1297976, 1604240, 1622470, 1784717, 2595952, 3244940, 3569434, 6489880, 7138868, 8923585, 12979760, 14277736, 17847170, 28555472, 35694340, 71388680, 142777360]

約数ペア:

[(1, 142777360), (2, 71388680), (4, 35694340), (5, 28555472), (8, 17847170), (10, 14277736), (11, 12979760), (16, 8923585), (20, 7138868), (22, 6489880), (40, 3569434), (44, 3244940), (55, 2595952), (80, 1784717), (88, 1622470), (89, 1604240), (110, 1297976), (176, 811235), (178, 802120), (220, 648988), (356, 401060), (440, 324494), (445, 320848), (712, 200530), (880, 162247), (890, 160424), (979, 145840), (1424, 100265), (1780, 80212), (1823, 78320), (1958, 72920), (3560, 40106), (3646, 39160), (3916, 36460), (4895, 29168), (7120, 20053), (7292, 19580), (7832, 18230), (9115, 15664), (9790, 14584)]