42077280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1789}}^1$

素因数の和:1821

約数の個数: 144

約数和(自身を含む): 154269360

約数和(自身を除く): 112192080

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1789, 1960, 2352, 2940, 3360, 3578, 3920, 4704, 5367, 5880, 7156, 7840, 8945, 10734, 11760, 12523, 14312, 17890, 21468, 23520, 25046, 26835, 28624, 35780, 37569, 42936, 50092, 53670, 57248, 62615, 71560, 75138, 85872, 87661, 100184, 107340, 125230, 143120, 150276, 171744, 175322, 187845, 200368, 214680, 250460, 262983, 286240, 300552, 350644, 375690, 400736, 429360, 438305, 500920, 525966, 601104, 701288, 751380, 858720, 876610, 1001840, 1051932, 1202208, 1314915, 1402576, 1502760, 1753220, 2003680, 2103864, 2629830, 2805152, 3005520, 3506440, 4207728, 5259660, 6011040, 7012880, 8415456, 10519320, 14025760, 21038640, 42077280]

約数ペア:

[(1, 42077280), (2, 21038640), (3, 14025760), (4, 10519320), (5, 8415456), (6, 7012880), (7, 6011040), (8, 5259660), (10, 4207728), (12, 3506440), (14, 3005520), (15, 2805152), (16, 2629830), (20, 2103864), (21, 2003680), (24, 1753220), (28, 1502760), (30, 1402576), (32, 1314915), (35, 1202208), (40, 1051932), (42, 1001840), (48, 876610), (49, 858720), (56, 751380), (60, 701288), (70, 601104), (80, 525966), (84, 500920), (96, 438305), (98, 429360), (105, 400736), (112, 375690), (120, 350644), (140, 300552), (147, 286240), (160, 262983), (168, 250460), (196, 214680), (210, 200368), (224, 187845), (240, 175322), (245, 171744), (280, 150276), (294, 143120), (336, 125230), (392, 107340), (420, 100184), (480, 87661), (490, 85872), (560, 75138), (588, 71560), (672, 62615), (735, 57248), (784, 53670), (840, 50092), (980, 42936), (1120, 37569), (1176, 35780), (1470, 28624), (1568, 26835), (1680, 25046), (1789, 23520), (1960, 21468), (2352, 17890), (2940, 14312), (3360, 12523), (3578, 11760), (3920, 10734), (4704, 8945), (5367, 7840), (5880, 7156)]