640105831638

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7662451}}^1$

素因数の和:7662499

約数の個数: 128

約数和(自身を含む): 1853700387840

約数和(自身を除く): 1213594556202

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 27, 34, 39, 42, 51, 54, 63, 78, 91, 102, 117, 119, 126, 153, 182, 189, 221, 234, 238, 273, 306, 351, 357, 378, 442, 459, 546, 663, 702, 714, 819, 918, 1071, 1326, 1547, 1638, 1989, 2142, 2457, 3094, 3213, 3978, 4641, 4914, 5967, 6426, 9282, 11934, 13923, 27846, 41769, 83538, 7662451, 15324902, 22987353, 45974706, 53637157, 68962059, 99611863, 107274314, 130261667, 137924118, 160911471, 199223726, 206886177, 260523334, 298835589, 321822942, 390785001, 413772354, 482734413, 597671178, 697283041, 781570002, 896506767, 911831669, 965468826, 1172355003, 1394566082, 1448203239, 1693401671, 1793013534, 1823663338, 2091849123, 2344710006, 2689520301, 2735495007, 2896406478, 3386803342, 3517065009, 4183698246, 5080205013, 5379040602, 5470990014, 6275547369, 7034130018, 8206485021, 10160410026, 11853811697, 12551094738, 15240615039, 16412970042, 18826642107, 23707623394, 24619455063, 30481230078, 35561435091, 37653284214, 45721845117, 49238910126, 71122870182, 91443690234, 106684305273, 213368610546, 320052915819, 640105831638]

約数ペア:

[(1, 640105831638), (2, 320052915819), (3, 213368610546), (6, 106684305273), (7, 91443690234), (9, 71122870182), (13, 49238910126), (14, 45721845117), (17, 37653284214), (18, 35561435091), (21, 30481230078), (26, 24619455063), (27, 23707623394), (34, 18826642107), (39, 16412970042), (42, 15240615039), (51, 12551094738), (54, 11853811697), (63, 10160410026), (78, 8206485021), (91, 7034130018), (102, 6275547369), (117, 5470990014), (119, 5379040602), (126, 5080205013), (153, 4183698246), (182, 3517065009), (189, 3386803342), (221, 2896406478), (234, 2735495007), (238, 2689520301), (273, 2344710006), (306, 2091849123), (351, 1823663338), (357, 1793013534), (378, 1693401671), (442, 1448203239), (459, 1394566082), (546, 1172355003), (663, 965468826), (702, 911831669), (714, 896506767), (819, 781570002), (918, 697283041), (1071, 597671178), (1326, 482734413), (1547, 413772354), (1638, 390785001), (1989, 321822942), (2142, 298835589), (2457, 260523334), (3094, 206886177), (3213, 199223726), (3978, 160911471), (4641, 137924118), (4914, 130261667), (5967, 107274314), (6426, 99611863), (9282, 68962059), (11934, 53637157), (13923, 45974706), (27846, 22987353), (41769, 15324902), (83538, 7662451)]