72395180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 189241920

約数和(自身を除く): 116846740

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 130, 143, 170, 187, 220, 221, 260, 286, 340, 374, 442, 572, 715, 748, 884, 935, 1105, 1430, 1489, 1870, 2210, 2431, 2860, 2978, 3740, 4420, 4862, 5956, 7445, 9724, 12155, 14890, 16379, 19357, 24310, 25313, 29780, 32758, 38714, 48620, 50626, 65516, 77428, 81895, 96785, 101252, 126565, 163790, 193570, 212927, 253130, 278443, 327580, 329069, 387140, 425854, 506260, 556886, 658138, 851708, 1064635, 1113772, 1316276, 1392215, 1645345, 2129270, 2784430, 3290690, 3619759, 4258540, 5568860, 6581380, 7239518, 14479036, 18098795, 36197590, 72395180]

約数ペア:

[(1, 72395180), (2, 36197590), (4, 18098795), (5, 14479036), (10, 7239518), (11, 6581380), (13, 5568860), (17, 4258540), (20, 3619759), (22, 3290690), (26, 2784430), (34, 2129270), (44, 1645345), (52, 1392215), (55, 1316276), (65, 1113772), (68, 1064635), (85, 851708), (110, 658138), (130, 556886), (143, 506260), (170, 425854), (187, 387140), (220, 329069), (221, 327580), (260, 278443), (286, 253130), (340, 212927), (374, 193570), (442, 163790), (572, 126565), (715, 101252), (748, 96785), (884, 81895), (935, 77428), (1105, 65516), (1430, 50626), (1489, 48620), (1870, 38714), (2210, 32758), (2431, 29780), (2860, 25313), (2978, 24310), (3740, 19357), (4420, 16379), (4862, 14890), (5956, 12155), (7445, 9724)]