218642760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{28921}}^1$

素因数の和:28948

約数の個数: 128

約数和(自身を含む): 832953600

約数和(自身を除く): 614310840

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, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 28921, 57842, 86763, 115684, 144605, 173526, 202447, 231368, 260289, 289210, 347052, 404894, 433815, 520578, 578420, 607341, 694104, 780867, 809788, 867630, 1012235, 1041156, 1156840, 1214682, 1301445, 1561734, 1619576, 1735260, 1822023, 2024470, 2082312, 2429364, 2602890, 3036705, 3123468, 3470520, 3644046, 3904335, 4048940, 4858728, 5205780, 5466069, 6073410, 6246936, 7288092, 7808670, 8097880, 9110115, 10411560, 10932138, 12146820, 14576184, 15617340, 18220230, 21864276, 24293640, 27330345, 31234680, 36440460, 43728552, 54660690, 72880920, 109321380, 218642760]

約数ペア:

[(1, 218642760), (2, 109321380), (3, 72880920), (4, 54660690), (5, 43728552), (6, 36440460), (7, 31234680), (8, 27330345), (9, 24293640), (10, 21864276), (12, 18220230), (14, 15617340), (15, 14576184), (18, 12146820), (20, 10932138), (21, 10411560), (24, 9110115), (27, 8097880), (28, 7808670), (30, 7288092), (35, 6246936), (36, 6073410), (40, 5466069), (42, 5205780), (45, 4858728), (54, 4048940), (56, 3904335), (60, 3644046), (63, 3470520), (70, 3123468), (72, 3036705), (84, 2602890), (90, 2429364), (105, 2082312), (108, 2024470), (120, 1822023), (126, 1735260), (135, 1619576), (140, 1561734), (168, 1301445), (180, 1214682), (189, 1156840), (210, 1041156), (216, 1012235), (252, 867630), (270, 809788), (280, 780867), (315, 694104), (360, 607341), (378, 578420), (420, 520578), (504, 433815), (540, 404894), (630, 347052), (756, 289210), (840, 260289), (945, 231368), (1080, 202447), (1260, 173526), (1512, 144605), (1890, 115684), (2520, 86763), (3780, 57842), (7560, 28921)]