272587420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 670602240

約数和(自身を除く): 398014820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 131, 140, 167, 178, 262, 334, 356, 445, 524, 623, 655, 668, 835, 890, 917, 1169, 1246, 1310, 1670, 1780, 1834, 2338, 2492, 2620, 3115, 3340, 3668, 4585, 4676, 5845, 6230, 9170, 11659, 11690, 12460, 14863, 18340, 21877, 23318, 23380, 29726, 43754, 46636, 58295, 59452, 74315, 81613, 87508, 104041, 109385, 116590, 148630, 153139, 163226, 208082, 218770, 233180, 297260, 306278, 326452, 408065, 416164, 437540, 520205, 612556, 765695, 816130, 1040410, 1531390, 1632260, 1947053, 2080820, 3062780, 3894106, 7788212, 9735265, 13629371, 19470530, 27258742, 38941060, 54517484, 68146855, 136293710, 272587420]

約数ペア:

[(1, 272587420), (2, 136293710), (4, 68146855), (5, 54517484), (7, 38941060), (10, 27258742), (14, 19470530), (20, 13629371), (28, 9735265), (35, 7788212), (70, 3894106), (89, 3062780), (131, 2080820), (140, 1947053), (167, 1632260), (178, 1531390), (262, 1040410), (334, 816130), (356, 765695), (445, 612556), (524, 520205), (623, 437540), (655, 416164), (668, 408065), (835, 326452), (890, 306278), (917, 297260), (1169, 233180), (1246, 218770), (1310, 208082), (1670, 163226), (1780, 153139), (1834, 148630), (2338, 116590), (2492, 109385), (2620, 104041), (3115, 87508), (3340, 81613), (3668, 74315), (4585, 59452), (4676, 58295), (5845, 46636), (6230, 43754), (9170, 29726), (11659, 23380), (11690, 23318), (12460, 21877), (14863, 18340)]