216888912

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 120

約数和(自身を含む): 633709440

約数和(自身を除く): 416820528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 167, 174, 232, 261, 311, 334, 348, 464, 501, 522, 622, 668, 696, 933, 1002, 1044, 1244, 1336, 1392, 1503, 1866, 2004, 2088, 2488, 2672, 2799, 3006, 3732, 4008, 4176, 4843, 4976, 5598, 6012, 7464, 8016, 9019, 9686, 11196, 12024, 14529, 14928, 18038, 19372, 22392, 24048, 27057, 29058, 36076, 38744, 43587, 44784, 51937, 54114, 58116, 72152, 77488, 81171, 87174, 103874, 108228, 116232, 144304, 155811, 162342, 174348, 207748, 216456, 232464, 311622, 324684, 348696, 415496, 432912, 467433, 623244, 649368, 697392, 830992, 934866, 1246488, 1298736, 1506173, 1869732, 2492976, 3012346, 3739464, 4518519, 6024692, 7478928, 9037038, 12049384, 13555557, 18074076, 24098768, 27111114, 36148152, 54222228, 72296304, 108444456, 216888912]

約数ペア:

[(1, 216888912), (2, 108444456), (3, 72296304), (4, 54222228), (6, 36148152), (8, 27111114), (9, 24098768), (12, 18074076), (16, 13555557), (18, 12049384), (24, 9037038), (29, 7478928), (36, 6024692), (48, 4518519), (58, 3739464), (72, 3012346), (87, 2492976), (116, 1869732), (144, 1506173), (167, 1298736), (174, 1246488), (232, 934866), (261, 830992), (311, 697392), (334, 649368), (348, 623244), (464, 467433), (501, 432912), (522, 415496), (622, 348696), (668, 324684), (696, 311622), (933, 232464), (1002, 216456), (1044, 207748), (1244, 174348), (1336, 162342), (1392, 155811), (1503, 144304), (1866, 116232), (2004, 108228), (2088, 103874), (2488, 87174), (2672, 81171), (2799, 77488), (3006, 72152), (3732, 58116), (4008, 54114), (4176, 51937), (4843, 44784), (4976, 43587), (5598, 38744), (6012, 36076), (7464, 29058), (8016, 27057), (9019, 24048), (9686, 22392), (11196, 19372), (12024, 18038), (14529, 14928)]