20153392920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{39619}}^1$

素因数の和:39799

約数の個数: 160

約数和(自身を含む): 68170964400

約数和(自身を除く): 48017571480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 157, 162, 180, 216, 270, 314, 324, 360, 405, 471, 540, 628, 648, 785, 810, 942, 1080, 1256, 1413, 1570, 1620, 1884, 2355, 2826, 3140, 3240, 3768, 4239, 4710, 5652, 6280, 7065, 8478, 9420, 11304, 12717, 14130, 16956, 18840, 21195, 25434, 28260, 33912, 39619, 42390, 50868, 56520, 63585, 79238, 84780, 101736, 118857, 127170, 158476, 169560, 198095, 237714, 254340, 316952, 356571, 396190, 475428, 508680, 594285, 713142, 792380, 950856, 1069713, 1188570, 1426284, 1584760, 1782855, 2139426, 2377140, 2852568, 3209139, 3565710, 4278852, 4754280, 5348565, 6220183, 6418278, 7131420, 8557704, 10697130, 12440366, 12836556, 14262840, 16045695, 18660549, 21394260, 24880732, 25673112, 31100915, 32091390, 37321098, 42788520, 49761464, 55981647, 62201830, 64182780, 74642196, 93302745, 111963294, 124403660, 128365560, 149284392, 167944941, 186605490, 223926588, 248807320, 279908235, 335889882, 373210980, 447853176, 503834823, 559816470, 671779764, 746421960, 839724705, 1007669646, 1119632940, 1343559528, 1679449410, 2015339292, 2239265880, 2519174115, 3358898820, 4030678584, 5038348230, 6717797640, 10076696460, 20153392920]

約数ペア:

[(1, 20153392920), (2, 10076696460), (3, 6717797640), (4, 5038348230), (5, 4030678584), (6, 3358898820), (8, 2519174115), (9, 2239265880), (10, 2015339292), (12, 1679449410), (15, 1343559528), (18, 1119632940), (20, 1007669646), (24, 839724705), (27, 746421960), (30, 671779764), (36, 559816470), (40, 503834823), (45, 447853176), (54, 373210980), (60, 335889882), (72, 279908235), (81, 248807320), (90, 223926588), (108, 186605490), (120, 167944941), (135, 149284392), (157, 128365560), (162, 124403660), (180, 111963294), (216, 93302745), (270, 74642196), (314, 64182780), (324, 62201830), (360, 55981647), (405, 49761464), (471, 42788520), (540, 37321098), (628, 32091390), (648, 31100915), (785, 25673112), (810, 24880732), (942, 21394260), (1080, 18660549), (1256, 16045695), (1413, 14262840), (1570, 12836556), (1620, 12440366), (1884, 10697130), (2355, 8557704), (2826, 7131420), (3140, 6418278), (3240, 6220183), (3768, 5348565), (4239, 4754280), (4710, 4278852), (5652, 3565710), (6280, 3209139), (7065, 2852568), (8478, 2377140), (9420, 2139426), (11304, 1782855), (12717, 1584760), (14130, 1426284), (16956, 1188570), (18840, 1069713), (21195, 950856), (25434, 792380), (28260, 713142), (33912, 594285), (39619, 508680), (42390, 475428), (50868, 396190), (56520, 356571), (63585, 316952), (79238, 254340), (84780, 237714), (101736, 198095), (118857, 169560), (127170, 158476)]