72432640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 176

約数和(自身を含む): 207516672

約数和(自身を除く): 135084032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 47, 56, 64, 70, 80, 86, 94, 112, 128, 140, 160, 172, 188, 215, 224, 235, 256, 280, 301, 320, 329, 344, 376, 430, 448, 470, 512, 560, 602, 640, 658, 688, 752, 860, 896, 940, 1024, 1120, 1204, 1280, 1316, 1376, 1504, 1505, 1645, 1720, 1792, 1880, 2021, 2240, 2408, 2560, 2632, 2752, 3008, 3010, 3290, 3440, 3584, 3760, 4042, 4480, 4816, 5120, 5264, 5504, 6016, 6020, 6580, 6880, 7168, 7520, 8084, 8960, 9632, 10105, 10528, 11008, 12032, 12040, 13160, 13760, 14147, 15040, 16168, 17920, 19264, 20210, 21056, 22016, 24064, 24080, 26320, 27520, 28294, 30080, 32336, 35840, 38528, 40420, 42112, 44032, 48128, 48160, 52640, 55040, 56588, 60160, 64672, 70735, 77056, 80840, 84224, 96320, 105280, 110080, 113176, 120320, 129344, 141470, 154112, 161680, 168448, 192640, 210560, 220160, 226352, 240640, 258688, 282940, 308224, 323360, 336896, 385280, 421120, 452704, 517376, 565880, 646720, 770560, 842240, 905408, 1034752, 1131760, 1293440, 1541120, 1684480, 1810816, 2069504, 2263520, 2586880, 3621632, 4527040, 5173760, 7243264, 9054080, 10347520, 14486528, 18108160, 36216320, 72432640]

約数ペア:

[(1, 72432640), (2, 36216320), (4, 18108160), (5, 14486528), (7, 10347520), (8, 9054080), (10, 7243264), (14, 5173760), (16, 4527040), (20, 3621632), (28, 2586880), (32, 2263520), (35, 2069504), (40, 1810816), (43, 1684480), (47, 1541120), (56, 1293440), (64, 1131760), (70, 1034752), (80, 905408), (86, 842240), (94, 770560), (112, 646720), (128, 565880), (140, 517376), (160, 452704), (172, 421120), (188, 385280), (215, 336896), (224, 323360), (235, 308224), (256, 282940), (280, 258688), (301, 240640), (320, 226352), (329, 220160), (344, 210560), (376, 192640), (430, 168448), (448, 161680), (470, 154112), (512, 141470), (560, 129344), (602, 120320), (640, 113176), (658, 110080), (688, 105280), (752, 96320), (860, 84224), (896, 80840), (940, 77056), (1024, 70735), (1120, 64672), (1204, 60160), (1280, 56588), (1316, 55040), (1376, 52640), (1504, 48160), (1505, 48128), (1645, 44032), (1720, 42112), (1792, 40420), (1880, 38528), (2021, 35840), (2240, 32336), (2408, 30080), (2560, 28294), (2632, 27520), (2752, 26320), (3008, 24080), (3010, 24064), (3290, 22016), (3440, 21056), (3584, 20210), (3760, 19264), (4042, 17920), (4480, 16168), (4816, 15040), (5120, 14147), (5264, 13760), (5504, 13160), (6016, 12040), (6020, 12032), (6580, 11008), (6880, 10528), (7168, 10105), (7520, 9632), (8084, 8960)]