155433880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11329}}^1$

素因数の和:11361

約数の個数: 64

約数和(自身を含む): 407880000

約数和(自身を除く): 252446120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 11329, 13720, 22658, 45316, 56645, 79303, 90632, 113290, 158606, 226580, 317212, 396515, 453160, 555121, 634424, 793030, 1110242, 1586060, 2220484, 2775605, 3172120, 3885847, 4440968, 5551210, 7771694, 11102420, 15543388, 19429235, 22204840, 31086776, 38858470, 77716940, 155433880]

約数ペア:

[(1, 155433880), (2, 77716940), (4, 38858470), (5, 31086776), (7, 22204840), (8, 19429235), (10, 15543388), (14, 11102420), (20, 7771694), (28, 5551210), (35, 4440968), (40, 3885847), (49, 3172120), (56, 2775605), (70, 2220484), (98, 1586060), (140, 1110242), (196, 793030), (245, 634424), (280, 555121), (343, 453160), (392, 396515), (490, 317212), (686, 226580), (980, 158606), (1372, 113290), (1715, 90632), (1960, 79303), (2744, 56645), (3430, 45316), (6860, 22658), (11329, 13720)]