31368720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4507}}^1$

素因数の和:4552

約数の個数: 80

約数和(自身を含む): 100618560

約数和(自身を除く): 69249840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4507, 6960, 9014, 13521, 18028, 22535, 27042, 36056, 45070, 54084, 67605, 72112, 90140, 108168, 130703, 135210, 180280, 216336, 261406, 270420, 360560, 392109, 522812, 540840, 653515, 784218, 1045624, 1081680, 1307030, 1568436, 1960545, 2091248, 2614060, 3136872, 3921090, 5228120, 6273744, 7842180, 10456240, 15684360, 31368720]

約数ペア:

[(1, 31368720), (2, 15684360), (3, 10456240), (4, 7842180), (5, 6273744), (6, 5228120), (8, 3921090), (10, 3136872), (12, 2614060), (15, 2091248), (16, 1960545), (20, 1568436), (24, 1307030), (29, 1081680), (30, 1045624), (40, 784218), (48, 653515), (58, 540840), (60, 522812), (80, 392109), (87, 360560), (116, 270420), (120, 261406), (145, 216336), (174, 180280), (232, 135210), (240, 130703), (290, 108168), (348, 90140), (435, 72112), (464, 67605), (580, 54084), (696, 45070), (870, 36056), (1160, 27042), (1392, 22535), (1740, 18028), (2320, 13521), (3480, 9014), (4507, 6960)]