30161280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 128

約数和(自身を含む): 100465920

約数和(自身を除く): 70304640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 683, 690, 736, 920, 960, 1104, 1366, 1380, 1472, 1840, 1920, 2049, 2208, 2732, 2760, 2944, 3415, 3680, 4098, 4416, 5464, 5520, 6830, 7360, 8196, 8832, 10245, 10928, 11040, 13660, 14720, 15709, 16392, 20490, 21856, 22080, 27320, 31418, 32784, 40980, 43712, 44160, 47127, 54640, 62836, 65568, 78545, 81960, 87424, 94254, 109280, 125672, 131136, 157090, 163920, 188508, 218560, 235635, 251344, 262272, 314180, 327840, 377016, 437120, 471270, 502688, 628360, 655680, 754032, 942540, 1005376, 1256720, 1311360, 1508064, 1885080, 2010752, 2513440, 3016128, 3770160, 5026880, 6032256, 7540320, 10053760, 15080640, 30161280]

約数ペア:

[(1, 30161280), (2, 15080640), (3, 10053760), (4, 7540320), (5, 6032256), (6, 5026880), (8, 3770160), (10, 3016128), (12, 2513440), (15, 2010752), (16, 1885080), (20, 1508064), (23, 1311360), (24, 1256720), (30, 1005376), (32, 942540), (40, 754032), (46, 655680), (48, 628360), (60, 502688), (64, 471270), (69, 437120), (80, 377016), (92, 327840), (96, 314180), (115, 262272), (120, 251344), (128, 235635), (138, 218560), (160, 188508), (184, 163920), (192, 157090), (230, 131136), (240, 125672), (276, 109280), (320, 94254), (345, 87424), (368, 81960), (384, 78545), (460, 65568), (480, 62836), (552, 54640), (640, 47127), (683, 44160), (690, 43712), (736, 40980), (920, 32784), (960, 31418), (1104, 27320), (1366, 22080), (1380, 21856), (1472, 20490), (1840, 16392), (1920, 15709), (2049, 14720), (2208, 13660), (2732, 11040), (2760, 10928), (2944, 10245), (3415, 8832), (3680, 8196), (4098, 7360), (4416, 6830), (5464, 5520)]