205846320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:547

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 469110480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 89, 92, 115, 120, 138, 178, 184, 230, 240, 267, 276, 345, 356, 368, 419, 445, 460, 534, 552, 690, 712, 838, 890, 920, 1068, 1104, 1257, 1335, 1380, 1424, 1676, 1780, 1840, 2047, 2095, 2136, 2514, 2670, 2760, 3352, 3560, 4094, 4190, 4272, 5028, 5340, 5520, 6141, 6285, 6704, 7120, 8188, 8380, 9637, 10056, 10235, 10680, 12282, 12570, 16376, 16760, 19274, 20112, 20470, 21360, 24564, 25140, 28911, 30705, 32752, 33520, 37291, 38548, 40940, 48185, 49128, 50280, 57822, 61410, 74582, 77096, 81880, 96370, 98256, 100560, 111873, 115644, 122820, 144555, 149164, 154192, 163760, 186455, 192740, 223746, 231288, 245640, 289110, 298328, 372910, 385480, 447492, 462576, 491280, 559365, 578220, 596656, 745820, 770960, 857693, 894984, 1118730, 1156440, 1491640, 1715386, 1789968, 2237460, 2312880, 2573079, 2983280, 3430772, 4288465, 4474920, 5146158, 6861544, 8576930, 8949840, 10292316, 12865395, 13723088, 17153860, 20584632, 25730790, 34307720, 41169264, 51461580, 68615440, 102923160, 205846320]

約数ペア:

[(1, 205846320), (2, 102923160), (3, 68615440), (4, 51461580), (5, 41169264), (6, 34307720), (8, 25730790), (10, 20584632), (12, 17153860), (15, 13723088), (16, 12865395), (20, 10292316), (23, 8949840), (24, 8576930), (30, 6861544), (40, 5146158), (46, 4474920), (48, 4288465), (60, 3430772), (69, 2983280), (80, 2573079), (89, 2312880), (92, 2237460), (115, 1789968), (120, 1715386), (138, 1491640), (178, 1156440), (184, 1118730), (230, 894984), (240, 857693), (267, 770960), (276, 745820), (345, 596656), (356, 578220), (368, 559365), (419, 491280), (445, 462576), (460, 447492), (534, 385480), (552, 372910), (690, 298328), (712, 289110), (838, 245640), (890, 231288), (920, 223746), (1068, 192740), (1104, 186455), (1257, 163760), (1335, 154192), (1380, 149164), (1424, 144555), (1676, 122820), (1780, 115644), (1840, 111873), (2047, 100560), (2095, 98256), (2136, 96370), (2514, 81880), (2670, 77096), (2760, 74582), (3352, 61410), (3560, 57822), (4094, 50280), (4190, 49128), (4272, 48185), (5028, 40940), (5340, 38548), (5520, 37291), (6141, 33520), (6285, 32752), (6704, 30705), (7120, 28911), (8188, 25140), (8380, 24564), (9637, 21360), (10056, 20470), (10235, 20112), (10680, 19274), (12282, 16760), (12570, 16376)]