19293960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 67092480

約数和(自身を除く): 47798520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 223, 280, 309, 412, 420, 446, 515, 618, 669, 721, 824, 840, 892, 1030, 1115, 1236, 1338, 1442, 1545, 1561, 1784, 2060, 2163, 2230, 2472, 2676, 2884, 3090, 3122, 3345, 3605, 4120, 4326, 4460, 4683, 5352, 5768, 6180, 6244, 6690, 7210, 7805, 8652, 8920, 9366, 10815, 12360, 12488, 13380, 14420, 15610, 17304, 18732, 21630, 22969, 23415, 26760, 28840, 31220, 37464, 43260, 45938, 46830, 62440, 68907, 86520, 91876, 93660, 114845, 137814, 160783, 183752, 187320, 229690, 275628, 321566, 344535, 459380, 482349, 551256, 643132, 689070, 803915, 918760, 964698, 1286264, 1378140, 1607830, 1929396, 2411745, 2756280, 3215660, 3858792, 4823490, 6431320, 9646980, 19293960]

約数ペア:

[(1, 19293960), (2, 9646980), (3, 6431320), (4, 4823490), (5, 3858792), (6, 3215660), (7, 2756280), (8, 2411745), (10, 1929396), (12, 1607830), (14, 1378140), (15, 1286264), (20, 964698), (21, 918760), (24, 803915), (28, 689070), (30, 643132), (35, 551256), (40, 482349), (42, 459380), (56, 344535), (60, 321566), (70, 275628), (84, 229690), (103, 187320), (105, 183752), (120, 160783), (140, 137814), (168, 114845), (206, 93660), (210, 91876), (223, 86520), (280, 68907), (309, 62440), (412, 46830), (420, 45938), (446, 43260), (515, 37464), (618, 31220), (669, 28840), (721, 26760), (824, 23415), (840, 22969), (892, 21630), (1030, 18732), (1115, 17304), (1236, 15610), (1338, 14420), (1442, 13380), (1545, 12488), (1561, 12360), (1784, 10815), (2060, 9366), (2163, 8920), (2230, 8652), (2472, 7805), (2676, 7210), (2884, 6690), (3090, 6244), (3122, 6180), (3345, 5768), (3605, 5352), (4120, 4683), (4326, 4460)]