2219980860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{81677}}^1$

素因数の和:81843

約数の個数: 72

約数和(自身を含む): 6778620576

約数和(自身を除く): 4558639716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4530, 5436, 6795, 9060, 13590, 27180, 81677, 163354, 245031, 326708, 408385, 490062, 735093, 816770, 980124, 1225155, 1470186, 1633540, 2450310, 2940372, 3675465, 4900620, 7350930, 12333227, 14701860, 24666454, 36999681, 49332908, 61666135, 73999362, 110999043, 123332270, 147998724, 184998405, 221998086, 246664540, 369996810, 443996172, 554995215, 739993620, 1109990430, 2219980860]

約数ペア:

[(1, 2219980860), (2, 1109990430), (3, 739993620), (4, 554995215), (5, 443996172), (6, 369996810), (9, 246664540), (10, 221998086), (12, 184998405), (15, 147998724), (18, 123332270), (20, 110999043), (30, 73999362), (36, 61666135), (45, 49332908), (60, 36999681), (90, 24666454), (151, 14701860), (180, 12333227), (302, 7350930), (453, 4900620), (604, 3675465), (755, 2940372), (906, 2450310), (1359, 1633540), (1510, 1470186), (1812, 1225155), (2265, 980124), (2718, 816770), (3020, 735093), (4530, 490062), (5436, 408385), (6795, 326708), (9060, 245031), (13590, 163354), (27180, 81677)]