72191220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{20393}}^1$

素因数の和:20464

約数の個数: 48

約数和(自身を含む): 205571520

約数和(自身を除く): 133380300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 20393, 40786, 61179, 81572, 101965, 122358, 203930, 244716, 305895, 407860, 611790, 1203187, 1223580, 2406374, 3609561, 4812748, 6015935, 7219122, 12031870, 14438244, 18047805, 24063740, 36095610, 72191220]

約数ペア:

[(1, 72191220), (2, 36095610), (3, 24063740), (4, 18047805), (5, 14438244), (6, 12031870), (10, 7219122), (12, 6015935), (15, 4812748), (20, 3609561), (30, 2406374), (59, 1223580), (60, 1203187), (118, 611790), (177, 407860), (236, 305895), (295, 244716), (354, 203930), (590, 122358), (708, 101965), (885, 81572), (1180, 61179), (1770, 40786), (3540, 20393)]