128624640

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 424569600

約数和(自身を除く): 295944960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 79, 80, 96, 106, 120, 128, 158, 159, 160, 192, 212, 237, 240, 256, 265, 316, 318, 320, 384, 395, 424, 474, 480, 512, 530, 632, 636, 640, 768, 790, 795, 848, 948, 960, 1024, 1060, 1185, 1264, 1272, 1280, 1536, 1580, 1590, 1696, 1896, 1920, 2048, 2120, 2370, 2528, 2544, 2560, 3072, 3160, 3180, 3392, 3792, 3840, 4187, 4240, 4740, 5056, 5088, 5120, 6144, 6320, 6360, 6784, 7584, 7680, 8374, 8480, 9480, 10112, 10176, 10240, 12561, 12640, 12720, 13568, 15168, 15360, 16748, 16960, 18960, 20224, 20352, 20935, 25122, 25280, 25440, 27136, 30336, 30720, 33496, 33920, 37920, 40448, 40704, 41870, 50244, 50560, 50880, 54272, 60672, 62805, 66992, 67840, 75840, 80896, 81408, 83740, 100488, 101120, 101760, 108544, 121344, 125610, 133984, 135680, 151680, 161792, 162816, 167480, 200976, 202240, 203520, 242688, 251220, 267968, 271360, 303360, 325632, 334960, 401952, 404480, 407040, 485376, 502440, 535936, 542720, 606720, 669920, 803904, 808960, 814080, 1004880, 1071872, 1213440, 1339840, 1607808, 1628160, 2009760, 2143744, 2426880, 2679680, 3215616, 4019520, 4287488, 5359360, 6431232, 8039040, 8574976, 10718720, 12862464, 16078080, 21437440, 25724928, 32156160, 42874880, 64312320, 128624640]

約数ペア:

[(1, 128624640), (2, 64312320), (3, 42874880), (4, 32156160), (5, 25724928), (6, 21437440), (8, 16078080), (10, 12862464), (12, 10718720), (15, 8574976), (16, 8039040), (20, 6431232), (24, 5359360), (30, 4287488), (32, 4019520), (40, 3215616), (48, 2679680), (53, 2426880), (60, 2143744), (64, 2009760), (79, 1628160), (80, 1607808), (96, 1339840), (106, 1213440), (120, 1071872), (128, 1004880), (158, 814080), (159, 808960), (160, 803904), (192, 669920), (212, 606720), (237, 542720), (240, 535936), (256, 502440), (265, 485376), (316, 407040), (318, 404480), (320, 401952), (384, 334960), (395, 325632), (424, 303360), (474, 271360), (480, 267968), (512, 251220), (530, 242688), (632, 203520), (636, 202240), (640, 200976), (768, 167480), (790, 162816), (795, 161792), (848, 151680), (948, 135680), (960, 133984), (1024, 125610), (1060, 121344), (1185, 108544), (1264, 101760), (1272, 101120), (1280, 100488), (1536, 83740), (1580, 81408), (1590, 80896), (1696, 75840), (1896, 67840), (1920, 66992), (2048, 62805), (2120, 60672), (2370, 54272), (2528, 50880), (2544, 50560), (2560, 50244), (3072, 41870), (3160, 40704), (3180, 40448), (3392, 37920), (3792, 33920), (3840, 33496), (4187, 30720), (4240, 30336), (4740, 27136), (5056, 25440), (5088, 25280), (5120, 25122), (6144, 20935), (6320, 20352), (6360, 20224), (6784, 18960), (7584, 16960), (7680, 16748), (8374, 15360), (8480, 15168), (9480, 13568), (10112, 12720), (10176, 12640), (10240, 12561)]