73420480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 112

約数和(自身を含む): 202996800

約数和(自身を除く): 129576320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 449, 511, 560, 584, 730, 898, 1022, 1120, 1168, 1460, 1796, 2044, 2240, 2245, 2336, 2555, 2920, 3143, 3592, 4088, 4490, 4672, 5110, 5840, 6286, 7184, 8176, 8980, 10220, 11680, 12572, 14368, 15715, 16352, 17960, 20440, 23360, 25144, 28736, 31430, 32704, 32777, 35920, 40880, 50288, 62860, 65554, 71840, 81760, 100576, 125720, 131108, 143680, 163520, 163885, 201152, 229439, 251440, 262216, 327770, 458878, 502880, 524432, 655540, 917756, 1005760, 1048864, 1147195, 1311080, 1835512, 2097728, 2294390, 2622160, 3671024, 4588780, 5244320, 7342048, 9177560, 10488640, 14684096, 18355120, 36710240, 73420480]

約数ペア:

[(1, 73420480), (2, 36710240), (4, 18355120), (5, 14684096), (7, 10488640), (8, 9177560), (10, 7342048), (14, 5244320), (16, 4588780), (20, 3671024), (28, 2622160), (32, 2294390), (35, 2097728), (40, 1835512), (56, 1311080), (64, 1147195), (70, 1048864), (73, 1005760), (80, 917756), (112, 655540), (140, 524432), (146, 502880), (160, 458878), (224, 327770), (280, 262216), (292, 251440), (320, 229439), (365, 201152), (448, 163885), (449, 163520), (511, 143680), (560, 131108), (584, 125720), (730, 100576), (898, 81760), (1022, 71840), (1120, 65554), (1168, 62860), (1460, 50288), (1796, 40880), (2044, 35920), (2240, 32777), (2245, 32704), (2336, 31430), (2555, 28736), (2920, 25144), (3143, 23360), (3592, 20440), (4088, 17960), (4490, 16352), (4672, 15715), (5110, 14368), (5840, 12572), (6286, 11680), (7184, 10220), (8176, 8980)]