72273540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 209784960

約数和(自身を除く): 137511420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 109, 129, 172, 215, 218, 257, 258, 327, 430, 436, 514, 516, 545, 645, 654, 771, 860, 1028, 1090, 1285, 1290, 1308, 1542, 1635, 2180, 2570, 2580, 3084, 3270, 3855, 4687, 5140, 6540, 7710, 9374, 11051, 14061, 15420, 18748, 22102, 23435, 28013, 28122, 33153, 44204, 46870, 55255, 56026, 56244, 66306, 70305, 84039, 93740, 110510, 112052, 132612, 140065, 140610, 165765, 168078, 221020, 280130, 281220, 331530, 336156, 420195, 560260, 663060, 840390, 1204559, 1680780, 2409118, 3613677, 4818236, 6022795, 7227354, 12045590, 14454708, 18068385, 24091180, 36136770, 72273540]

約数ペア:

[(1, 72273540), (2, 36136770), (3, 24091180), (4, 18068385), (5, 14454708), (6, 12045590), (10, 7227354), (12, 6022795), (15, 4818236), (20, 3613677), (30, 2409118), (43, 1680780), (60, 1204559), (86, 840390), (109, 663060), (129, 560260), (172, 420195), (215, 336156), (218, 331530), (257, 281220), (258, 280130), (327, 221020), (430, 168078), (436, 165765), (514, 140610), (516, 140065), (545, 132612), (645, 112052), (654, 110510), (771, 93740), (860, 84039), (1028, 70305), (1090, 66306), (1285, 56244), (1290, 56026), (1308, 55255), (1542, 46870), (1635, 44204), (2180, 33153), (2570, 28122), (2580, 28013), (3084, 23435), (3270, 22102), (3855, 18748), (4687, 15420), (5140, 14061), (6540, 11051), (7710, 9374)]