390629200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1821

約数の個数: 120

約数和(自身を含む): 1034774048

約数和(自身を除く): 644144848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 43, 50, 52, 65, 80, 86, 100, 104, 130, 172, 200, 208, 215, 260, 325, 344, 400, 430, 520, 559, 650, 688, 860, 1040, 1075, 1118, 1300, 1720, 1747, 2150, 2236, 2600, 2795, 3440, 3494, 4300, 4472, 5200, 5590, 6988, 8600, 8735, 8944, 11180, 13975, 13976, 17200, 17470, 22360, 22711, 27950, 27952, 34940, 43675, 44720, 45422, 55900, 69880, 75121, 87350, 90844, 111800, 113555, 139760, 150242, 174700, 181688, 223600, 227110, 300484, 349400, 363376, 375605, 454220, 567775, 600968, 698800, 751210, 908440, 976573, 1135550, 1201936, 1502420, 1816880, 1878025, 1953146, 2271100, 3004840, 3756050, 3906292, 4542200, 4882865, 6009680, 7512100, 7812584, 9084400, 9765730, 15024200, 15625168, 19531460, 24414325, 30048400, 39062920, 48828650, 78125840, 97657300, 195314600, 390629200]

約数ペア:

[(1, 390629200), (2, 195314600), (4, 97657300), (5, 78125840), (8, 48828650), (10, 39062920), (13, 30048400), (16, 24414325), (20, 19531460), (25, 15625168), (26, 15024200), (40, 9765730), (43, 9084400), (50, 7812584), (52, 7512100), (65, 6009680), (80, 4882865), (86, 4542200), (100, 3906292), (104, 3756050), (130, 3004840), (172, 2271100), (200, 1953146), (208, 1878025), (215, 1816880), (260, 1502420), (325, 1201936), (344, 1135550), (400, 976573), (430, 908440), (520, 751210), (559, 698800), (650, 600968), (688, 567775), (860, 454220), (1040, 375605), (1075, 363376), (1118, 349400), (1300, 300484), (1720, 227110), (1747, 223600), (2150, 181688), (2236, 174700), (2600, 150242), (2795, 139760), (3440, 113555), (3494, 111800), (4300, 90844), (4472, 87350), (5200, 75121), (5590, 69880), (6988, 55900), (8600, 45422), (8735, 44720), (8944, 43675), (11180, 34940), (13975, 27952), (13976, 27950), (17200, 22711), (17470, 22360)]