146478780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{12917}}^1$

素因数の和:12945

約数の個数: 120

約数和(自身を含む): 525194208

約数和(自身を除く): 378715428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 12917, 25834, 38751, 51668, 64585, 77502, 90419, 116253, 129170, 155004, 180838, 193755, 232506, 258340, 271257, 348759, 361676, 387510, 452095, 465012, 542514, 581265, 697518, 775020, 813771, 904190, 1046277, 1085028, 1162530, 1356285, 1395036, 1627542, 1743795, 1808380, 2092554, 2325060, 2441313, 2712570, 3255084, 3487590, 4068855, 4185108, 4882626, 5231385, 5425140, 6975180, 7323939, 8137710, 9765252, 10462770, 12206565, 14647878, 16275420, 20925540, 24413130, 29295756, 36619695, 48826260, 73239390, 146478780]

約数ペア:

[(1, 146478780), (2, 73239390), (3, 48826260), (4, 36619695), (5, 29295756), (6, 24413130), (7, 20925540), (9, 16275420), (10, 14647878), (12, 12206565), (14, 10462770), (15, 9765252), (18, 8137710), (20, 7323939), (21, 6975180), (27, 5425140), (28, 5231385), (30, 4882626), (35, 4185108), (36, 4068855), (42, 3487590), (45, 3255084), (54, 2712570), (60, 2441313), (63, 2325060), (70, 2092554), (81, 1808380), (84, 1743795), (90, 1627542), (105, 1395036), (108, 1356285), (126, 1162530), (135, 1085028), (140, 1046277), (162, 904190), (180, 813771), (189, 775020), (210, 697518), (252, 581265), (270, 542514), (315, 465012), (324, 452095), (378, 387510), (405, 361676), (420, 348759), (540, 271257), (567, 258340), (630, 232506), (756, 193755), (810, 180838), (945, 155004), (1134, 129170), (1260, 116253), (1620, 90419), (1890, 77502), (2268, 64585), (2835, 51668), (3780, 38751), (5670, 25834), (11340, 12917)]