337992040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 823426560

約数和(自身を除く): 485434520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 47, 74, 86, 94, 113, 148, 172, 185, 188, 215, 226, 235, 296, 344, 370, 376, 430, 452, 470, 565, 740, 860, 904, 940, 1130, 1480, 1591, 1720, 1739, 1880, 2021, 2260, 3182, 3478, 4042, 4181, 4520, 4859, 5311, 6364, 6956, 7955, 8084, 8362, 8695, 9718, 10105, 10622, 12728, 13912, 15910, 16168, 16724, 17390, 19436, 20210, 20905, 21244, 24295, 26555, 31820, 33448, 34780, 38872, 40420, 41810, 42488, 48590, 53110, 63640, 69560, 74777, 80840, 83620, 97180, 106220, 149554, 167240, 179783, 194360, 196507, 212440, 228373, 299108, 359566, 373885, 393014, 456746, 598216, 719132, 747770, 786028, 898915, 913492, 982535, 1141865, 1438264, 1495540, 1572056, 1797830, 1826984, 1965070, 2283730, 2991080, 3595660, 3930140, 4567460, 7191320, 7860280, 8449801, 9134920, 16899602, 33799204, 42249005, 67598408, 84498010, 168996020, 337992040]

約数ペア:

[(1, 337992040), (2, 168996020), (4, 84498010), (5, 67598408), (8, 42249005), (10, 33799204), (20, 16899602), (37, 9134920), (40, 8449801), (43, 7860280), (47, 7191320), (74, 4567460), (86, 3930140), (94, 3595660), (113, 2991080), (148, 2283730), (172, 1965070), (185, 1826984), (188, 1797830), (215, 1572056), (226, 1495540), (235, 1438264), (296, 1141865), (344, 982535), (370, 913492), (376, 898915), (430, 786028), (452, 747770), (470, 719132), (565, 598216), (740, 456746), (860, 393014), (904, 373885), (940, 359566), (1130, 299108), (1480, 228373), (1591, 212440), (1720, 196507), (1739, 194360), (1880, 179783), (2021, 167240), (2260, 149554), (3182, 106220), (3478, 97180), (4042, 83620), (4181, 80840), (4520, 74777), (4859, 69560), (5311, 63640), (6364, 53110), (6956, 48590), (7955, 42488), (8084, 41810), (8362, 40420), (8695, 38872), (9718, 34780), (10105, 33448), (10622, 31820), (12728, 26555), (13912, 24295), (15910, 21244), (16168, 20905), (16724, 20210), (17390, 19436)]