128221380

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{3769}}^1$

素因数の和:3800

約数の個数: 144

約数和(自身を含む): 461086080

約数和(自身を除く): 332864700

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, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3769, 3780, 4860, 5670, 6804, 7538, 8505, 11307, 11340, 15076, 17010, 18845, 22614, 26383, 33921, 34020, 37690, 45228, 52766, 56535, 67842, 75380, 79149, 101763, 105532, 113070, 131915, 135684, 158298, 169605, 203526, 226140, 237447, 263830, 305289, 316596, 339210, 395745, 407052, 474894, 508815, 527660, 610578, 678420, 712341, 791490, 915867, 949788, 1017630, 1187235, 1221156, 1424682, 1526445, 1582980, 1831734, 2035260, 2137023, 2374470, 2849364, 3052890, 3561705, 3663468, 4274046, 4579335, 4748940, 6105780, 6411069, 7123410, 8548092, 9158670, 10685115, 12822138, 14246820, 18317340, 21370230, 25644276, 32055345, 42740460, 64110690, 128221380]

約数ペア:

[(1, 128221380), (2, 64110690), (3, 42740460), (4, 32055345), (5, 25644276), (6, 21370230), (7, 18317340), (9, 14246820), (10, 12822138), (12, 10685115), (14, 9158670), (15, 8548092), (18, 7123410), (20, 6411069), (21, 6105780), (27, 4748940), (28, 4579335), (30, 4274046), (35, 3663468), (36, 3561705), (42, 3052890), (45, 2849364), (54, 2374470), (60, 2137023), (63, 2035260), (70, 1831734), (81, 1582980), (84, 1526445), (90, 1424682), (105, 1221156), (108, 1187235), (126, 1017630), (135, 949788), (140, 915867), (162, 791490), (180, 712341), (189, 678420), (210, 610578), (243, 527660), (252, 508815), (270, 474894), (315, 407052), (324, 395745), (378, 339210), (405, 316596), (420, 305289), (486, 263830), (540, 237447), (567, 226140), (630, 203526), (756, 169605), (810, 158298), (945, 135684), (972, 131915), (1134, 113070), (1215, 105532), (1260, 101763), (1620, 79149), (1701, 75380), (1890, 67842), (2268, 56535), (2430, 52766), (2835, 45228), (3402, 37690), (3769, 34020), (3780, 33921), (4860, 26383), (5670, 22614), (6804, 18845), (7538, 17010), (8505, 15076), (11307, 11340)]