221430720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:507

約数の個数: 224

約数和(自身を含む): 815205888

約数和(自身を除く): 593775168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 83, 84, 96, 105, 112, 120, 140, 160, 166, 168, 192, 210, 224, 240, 249, 280, 320, 332, 336, 397, 415, 420, 448, 480, 498, 560, 581, 664, 672, 794, 830, 840, 960, 996, 1120, 1162, 1191, 1245, 1328, 1344, 1588, 1660, 1680, 1743, 1985, 1992, 2240, 2324, 2382, 2490, 2656, 2779, 2905, 3176, 3320, 3360, 3486, 3970, 3984, 4648, 4764, 4980, 5312, 5558, 5810, 5955, 6352, 6640, 6720, 6972, 7940, 7968, 8337, 8715, 9296, 9528, 9960, 11116, 11620, 11910, 12704, 13280, 13895, 13944, 15880, 15936, 16674, 17430, 18592, 19056, 19920, 22232, 23240, 23820, 25408, 26560, 27790, 27888, 31760, 32951, 33348, 34860, 37184, 38112, 39840, 41685, 44464, 46480, 47640, 55580, 55776, 63520, 65902, 66696, 69720, 76224, 79680, 83370, 88928, 92960, 95280, 98853, 111160, 111552, 127040, 131804, 133392, 139440, 164755, 166740, 177856, 185920, 190560, 197706, 222320, 230657, 263608, 266784, 278880, 329510, 333480, 381120, 395412, 444640, 461314, 494265, 527216, 533568, 557760, 659020, 666960, 691971, 790824, 889280, 922628, 988530, 1054432, 1153285, 1318040, 1333920, 1383942, 1581648, 1845256, 1977060, 2108864, 2306570, 2636080, 2667840, 2767884, 3163296, 3459855, 3690512, 3954120, 4613140, 5272160, 5535768, 6326592, 6919710, 7381024, 7908240, 9226280, 10544320, 11071536, 13839420, 14762048, 15816480, 18452560, 22143072, 27678840, 31632960, 36905120, 44286144, 55357680, 73810240, 110715360, 221430720]

約数ペア:

[(1, 221430720), (2, 110715360), (3, 73810240), (4, 55357680), (5, 44286144), (6, 36905120), (7, 31632960), (8, 27678840), (10, 22143072), (12, 18452560), (14, 15816480), (15, 14762048), (16, 13839420), (20, 11071536), (21, 10544320), (24, 9226280), (28, 7908240), (30, 7381024), (32, 6919710), (35, 6326592), (40, 5535768), (42, 5272160), (48, 4613140), (56, 3954120), (60, 3690512), (64, 3459855), (70, 3163296), (80, 2767884), (83, 2667840), (84, 2636080), (96, 2306570), (105, 2108864), (112, 1977060), (120, 1845256), (140, 1581648), (160, 1383942), (166, 1333920), (168, 1318040), (192, 1153285), (210, 1054432), (224, 988530), (240, 922628), (249, 889280), (280, 790824), (320, 691971), (332, 666960), (336, 659020), (397, 557760), (415, 533568), (420, 527216), (448, 494265), (480, 461314), (498, 444640), (560, 395412), (581, 381120), (664, 333480), (672, 329510), (794, 278880), (830, 266784), (840, 263608), (960, 230657), (996, 222320), (1120, 197706), (1162, 190560), (1191, 185920), (1245, 177856), (1328, 166740), (1344, 164755), (1588, 139440), (1660, 133392), (1680, 131804), (1743, 127040), (1985, 111552), (1992, 111160), (2240, 98853), (2324, 95280), (2382, 92960), (2490, 88928), (2656, 83370), (2779, 79680), (2905, 76224), (3176, 69720), (3320, 66696), (3360, 65902), (3486, 63520), (3970, 55776), (3984, 55580), (4648, 47640), (4764, 46480), (4980, 44464), (5312, 41685), (5558, 39840), (5810, 38112), (5955, 37184), (6352, 34860), (6640, 33348), (6720, 32951), (6972, 31760), (7940, 27888), (7968, 27790), (8337, 26560), (8715, 25408), (9296, 23820), (9528, 23240), (9960, 22232), (11116, 19920), (11620, 19056), (11910, 18592), (12704, 17430), (13280, 16674), (13895, 15936), (13944, 15880)]