8829180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 27029184

約数和(自身を除く): 18200004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 271, 362, 542, 543, 724, 813, 905, 1084, 1086, 1355, 1626, 1629, 1810, 2172, 2439, 2710, 2715, 3252, 3258, 3620, 4065, 4878, 5420, 5430, 6516, 8130, 8145, 9756, 10860, 12195, 16260, 16290, 24390, 32580, 48780, 49051, 98102, 147153, 196204, 245255, 294306, 441459, 490510, 588612, 735765, 882918, 981020, 1471530, 1765836, 2207295, 2943060, 4414590, 8829180]

約数ペア:

[(1, 8829180), (2, 4414590), (3, 2943060), (4, 2207295), (5, 1765836), (6, 1471530), (9, 981020), (10, 882918), (12, 735765), (15, 588612), (18, 490510), (20, 441459), (30, 294306), (36, 245255), (45, 196204), (60, 147153), (90, 98102), (180, 49051), (181, 48780), (271, 32580), (362, 24390), (542, 16290), (543, 16260), (724, 12195), (813, 10860), (905, 9756), (1084, 8145), (1086, 8130), (1355, 6516), (1626, 5430), (1629, 5420), (1810, 4878), (2172, 4065), (2439, 3620), (2710, 3258), (2715, 3252)]