72890720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 198567936

約数和(自身を除く): 125677216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 151, 160, 224, 280, 302, 431, 560, 604, 755, 862, 1057, 1120, 1208, 1510, 1724, 2114, 2155, 2416, 3017, 3020, 3448, 4228, 4310, 4832, 5285, 6034, 6040, 6896, 8456, 8620, 10570, 12068, 12080, 13792, 15085, 16912, 17240, 21140, 24136, 24160, 30170, 33824, 34480, 42280, 48272, 60340, 65081, 68960, 84560, 96544, 120680, 130162, 169120, 241360, 260324, 325405, 455567, 482720, 520648, 650810, 911134, 1041296, 1301620, 1822268, 2082592, 2277835, 2603240, 3644536, 4555670, 5206480, 7289072, 9111340, 10412960, 14578144, 18222680, 36445360, 72890720]

約数ペア:

[(1, 72890720), (2, 36445360), (4, 18222680), (5, 14578144), (7, 10412960), (8, 9111340), (10, 7289072), (14, 5206480), (16, 4555670), (20, 3644536), (28, 2603240), (32, 2277835), (35, 2082592), (40, 1822268), (56, 1301620), (70, 1041296), (80, 911134), (112, 650810), (140, 520648), (151, 482720), (160, 455567), (224, 325405), (280, 260324), (302, 241360), (431, 169120), (560, 130162), (604, 120680), (755, 96544), (862, 84560), (1057, 68960), (1120, 65081), (1208, 60340), (1510, 48272), (1724, 42280), (2114, 34480), (2155, 33824), (2416, 30170), (3017, 24160), (3020, 24136), (3448, 21140), (4228, 17240), (4310, 16912), (4832, 15085), (5285, 13792), (6034, 12080), (6040, 12068), (6896, 10570), (8456, 8620)]