27777120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1181}}^1$

素因数の和:1213

約数の個数: 144

約数和(自身を含む): 101869488

約数和(自身を除く): 74092368

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, 1181, 1470, 1568, 1680, 1960, 2352, 2362, 2940, 3360, 3543, 3920, 4704, 4724, 5880, 5905, 7086, 7840, 8267, 9448, 11760, 11810, 14172, 16534, 17715, 18896, 23520, 23620, 24801, 28344, 33068, 35430, 37792, 41335, 47240, 49602, 56688, 57869, 66136, 70860, 82670, 94480, 99204, 113376, 115738, 124005, 132272, 141720, 165340, 173607, 188960, 198408, 231476, 248010, 264544, 283440, 289345, 330680, 347214, 396816, 462952, 496020, 566880, 578690, 661360, 694428, 793632, 868035, 925904, 992040, 1157380, 1322720, 1388856, 1736070, 1851808, 1984080, 2314760, 2777712, 3472140, 3968160, 4629520, 5555424, 6944280, 9259040, 13888560, 27777120]

約数ペア:

[(1, 27777120), (2, 13888560), (3, 9259040), (4, 6944280), (5, 5555424), (6, 4629520), (7, 3968160), (8, 3472140), (10, 2777712), (12, 2314760), (14, 1984080), (15, 1851808), (16, 1736070), (20, 1388856), (21, 1322720), (24, 1157380), (28, 992040), (30, 925904), (32, 868035), (35, 793632), (40, 694428), (42, 661360), (48, 578690), (49, 566880), (56, 496020), (60, 462952), (70, 396816), (80, 347214), (84, 330680), (96, 289345), (98, 283440), (105, 264544), (112, 248010), (120, 231476), (140, 198408), (147, 188960), (160, 173607), (168, 165340), (196, 141720), (210, 132272), (224, 124005), (240, 115738), (245, 113376), (280, 99204), (294, 94480), (336, 82670), (392, 70860), (420, 66136), (480, 57869), (490, 56688), (560, 49602), (588, 47240), (672, 41335), (735, 37792), (784, 35430), (840, 33068), (980, 28344), (1120, 24801), (1176, 23620), (1181, 23520), (1470, 18896), (1568, 17715), (1680, 16534), (1960, 14172), (2352, 11810), (2362, 11760), (2940, 9448), (3360, 8267), (3543, 7840), (3920, 7086), (4704, 5905), (4724, 5880)]