3938760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 15033600

約数和(自身を除く): 11094840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 521, 540, 630, 756, 840, 945, 1042, 1080, 1260, 1512, 1563, 1890, 2084, 2520, 2605, 3126, 3647, 3780, 4168, 4689, 5210, 6252, 7294, 7560, 7815, 9378, 10420, 10941, 12504, 14067, 14588, 15630, 18235, 18756, 20840, 21882, 23445, 28134, 29176, 31260, 32823, 36470, 37512, 43764, 46890, 54705, 56268, 62520, 65646, 70335, 72940, 87528, 93780, 98469, 109410, 112536, 131292, 140670, 145880, 164115, 187560, 196938, 218820, 262584, 281340, 328230, 393876, 437640, 492345, 562680, 656460, 787752, 984690, 1312920, 1969380, 3938760]

約数ペア:

[(1, 3938760), (2, 1969380), (3, 1312920), (4, 984690), (5, 787752), (6, 656460), (7, 562680), (8, 492345), (9, 437640), (10, 393876), (12, 328230), (14, 281340), (15, 262584), (18, 218820), (20, 196938), (21, 187560), (24, 164115), (27, 145880), (28, 140670), (30, 131292), (35, 112536), (36, 109410), (40, 98469), (42, 93780), (45, 87528), (54, 72940), (56, 70335), (60, 65646), (63, 62520), (70, 56268), (72, 54705), (84, 46890), (90, 43764), (105, 37512), (108, 36470), (120, 32823), (126, 31260), (135, 29176), (140, 28134), (168, 23445), (180, 21882), (189, 20840), (210, 18756), (216, 18235), (252, 15630), (270, 14588), (280, 14067), (315, 12504), (360, 10941), (378, 10420), (420, 9378), (504, 7815), (521, 7560), (540, 7294), (630, 6252), (756, 5210), (840, 4689), (945, 4168), (1042, 3780), (1080, 3647), (1260, 3126), (1512, 2605), (1563, 2520), (1890, 2084)]