161107240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13381}}^1$

素因数の和:13442

約数の個数: 64

約数和(自身を含む): 423941760

約数和(自身を除く): 262834520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 13381, 26762, 53524, 66905, 93667, 107048, 133810, 187334, 267620, 374668, 468335, 535240, 575383, 749336, 936670, 1150766, 1873340, 2301532, 2876915, 3746680, 4027681, 4603064, 5753830, 8055362, 11507660, 16110724, 20138405, 23015320, 32221448, 40276810, 80553620, 161107240]

約数ペア:

[(1, 161107240), (2, 80553620), (4, 40276810), (5, 32221448), (7, 23015320), (8, 20138405), (10, 16110724), (14, 11507660), (20, 8055362), (28, 5753830), (35, 4603064), (40, 4027681), (43, 3746680), (56, 2876915), (70, 2301532), (86, 1873340), (140, 1150766), (172, 936670), (215, 749336), (280, 575383), (301, 535240), (344, 468335), (430, 374668), (602, 267620), (860, 187334), (1204, 133810), (1505, 107048), (1720, 93667), (2408, 66905), (3010, 53524), (6020, 26762), (12040, 13381)]