61720308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3133

約数の個数: 72

約数和(自身を含む): 171979808

約数和(自身を除く): 110259500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3067, 3354, 5031, 6134, 6708, 9201, 10062, 12268, 18402, 20124, 27603, 36804, 39871, 55206, 79742, 110412, 119613, 131881, 159484, 239226, 263762, 358839, 395643, 478452, 527524, 717678, 791286, 1186929, 1435356, 1582572, 1714453, 2373858, 3428906, 4747716, 5143359, 6857812, 10286718, 15430077, 20573436, 30860154, 61720308]

約数ペア:

[(1, 61720308), (2, 30860154), (3, 20573436), (4, 15430077), (6, 10286718), (9, 6857812), (12, 5143359), (13, 4747716), (18, 3428906), (26, 2373858), (36, 1714453), (39, 1582572), (43, 1435356), (52, 1186929), (78, 791286), (86, 717678), (117, 527524), (129, 478452), (156, 395643), (172, 358839), (234, 263762), (258, 239226), (387, 159484), (468, 131881), (516, 119613), (559, 110412), (774, 79742), (1118, 55206), (1548, 39871), (1677, 36804), (2236, 27603), (3067, 20124), (3354, 18402), (5031, 12268), (6134, 10062), (6708, 9201)]