72953580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173699}}^1$

素因数の和:173718

約数の個数: 48

約数和(自身を含む): 233452800

約数和(自身を除く): 160499220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 173699, 347398, 521097, 694796, 868495, 1042194, 1215893, 1736990, 2084388, 2431786, 2605485, 3473980, 3647679, 4863572, 5210970, 6079465, 7295358, 10421940, 12158930, 14590716, 18238395, 24317860, 36476790, 72953580]

約数ペア:

[(1, 72953580), (2, 36476790), (3, 24317860), (4, 18238395), (5, 14590716), (6, 12158930), (7, 10421940), (10, 7295358), (12, 6079465), (14, 5210970), (15, 4863572), (20, 3647679), (21, 3473980), (28, 2605485), (30, 2431786), (35, 2084388), (42, 1736990), (60, 1215893), (70, 1042194), (84, 868495), (105, 694796), (140, 521097), (210, 347398), (420, 173699)]