216681984

素因数分解:

$2^9\times 3^2\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:880

約数の個数: 120

約数和(自身を含む): 636756120

約数和(自身を除く): 420074136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 64, 72, 96, 118, 128, 144, 177, 192, 236, 256, 288, 354, 384, 472, 512, 531, 576, 708, 768, 797, 944, 1062, 1152, 1416, 1536, 1594, 1888, 2124, 2304, 2391, 2832, 3188, 3776, 4248, 4608, 4782, 5664, 6376, 7173, 7552, 8496, 9564, 11328, 12752, 14346, 15104, 16992, 19128, 22656, 25504, 28692, 30208, 33984, 38256, 45312, 47023, 51008, 57384, 67968, 76512, 90624, 94046, 102016, 114768, 135936, 141069, 153024, 188092, 204032, 229536, 271872, 282138, 306048, 376184, 408064, 423207, 459072, 564276, 612096, 752368, 846414, 918144, 1128552, 1224192, 1504736, 1692828, 1836288, 2257104, 3009472, 3385656, 3672576, 4514208, 6018944, 6771312, 9028416, 12037888, 13542624, 18056832, 24075776, 27085248, 36113664, 54170496, 72227328, 108340992, 216681984]

約数ペア:

[(1, 216681984), (2, 108340992), (3, 72227328), (4, 54170496), (6, 36113664), (8, 27085248), (9, 24075776), (12, 18056832), (16, 13542624), (18, 12037888), (24, 9028416), (32, 6771312), (36, 6018944), (48, 4514208), (59, 3672576), (64, 3385656), (72, 3009472), (96, 2257104), (118, 1836288), (128, 1692828), (144, 1504736), (177, 1224192), (192, 1128552), (236, 918144), (256, 846414), (288, 752368), (354, 612096), (384, 564276), (472, 459072), (512, 423207), (531, 408064), (576, 376184), (708, 306048), (768, 282138), (797, 271872), (944, 229536), (1062, 204032), (1152, 188092), (1416, 153024), (1536, 141069), (1594, 135936), (1888, 114768), (2124, 102016), (2304, 94046), (2391, 90624), (2832, 76512), (3188, 67968), (3776, 57384), (4248, 51008), (4608, 47023), (4782, 45312), (5664, 38256), (6376, 33984), (7173, 30208), (7552, 28692), (8496, 25504), (9564, 22656), (11328, 19128), (12752, 16992), (14346, 15104)]