239598972

素因数分解:

$2^2\times 3^7\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 640584000

約数和(自身を除く): 400985028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 243, 244, 324, 366, 449, 486, 549, 729, 732, 898, 972, 1098, 1347, 1458, 1647, 1796, 2187, 2196, 2694, 2916, 3294, 4041, 4374, 4941, 5388, 6588, 8082, 8748, 9882, 12123, 14823, 16164, 19764, 24246, 27389, 29646, 36369, 44469, 48492, 54778, 59292, 72738, 82167, 88938, 109107, 109556, 133407, 145476, 164334, 177876, 218214, 246501, 266814, 327321, 328668, 436428, 493002, 533628, 654642, 739503, 981963, 986004, 1309284, 1479006, 1963926, 2218509, 2958012, 3927852, 4437018, 6655527, 8874036, 13311054, 19966581, 26622108, 39933162, 59899743, 79866324, 119799486, 239598972]

約数ペア:

[(1, 239598972), (2, 119799486), (3, 79866324), (4, 59899743), (6, 39933162), (9, 26622108), (12, 19966581), (18, 13311054), (27, 8874036), (36, 6655527), (54, 4437018), (61, 3927852), (81, 2958012), (108, 2218509), (122, 1963926), (162, 1479006), (183, 1309284), (243, 986004), (244, 981963), (324, 739503), (366, 654642), (449, 533628), (486, 493002), (549, 436428), (729, 328668), (732, 327321), (898, 266814), (972, 246501), (1098, 218214), (1347, 177876), (1458, 164334), (1647, 145476), (1796, 133407), (2187, 109556), (2196, 109107), (2694, 88938), (2916, 82167), (3294, 72738), (4041, 59292), (4374, 54778), (4941, 48492), (5388, 44469), (6588, 36369), (8082, 29646), (8748, 27389), (9882, 24246), (12123, 19764), (14823, 16164)]