640070197.0000000000

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2267}}^1$

素因数の和:2385

約数の個数: 128

約数和(自身を含む): 3886444800

約数和(自身を除く): 2512153128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 67, 78, 87, 104, 116, 134, 156, 174, 201, 232, 268, 312, 348, 377, 402, 536, 696, 754, 804, 871, 1131, 1508, 1608, 1742, 1943, 2262, 2267, 2613, 3016, 3484, 3886, 4524, 4534, 5226, 5829, 6801, 6968, 7772, 9048, 9068, 10452, 11658, 13602, 15544, 18136, 20904, 23316, 25259, 27204, 29471, 46632, 50518, 54408, 58942, 65743, 75777, 88413, 101036, 117884, 131486, 151554, 151889, 176826, 197229, 202072, 235768, 262972, 303108, 303778, 353652, 394458, 455667, 525944, 606216, 607556, 707304, 788916, 854659, 911334, 1215112, 1577832, 1709318, 1822668, 1974557, 2563977, 3418636, 3645336, 3949114, 4404781, 5127954, 5923671, 6837272, 7898228, 8809562, 10255908, 11847342, 13214343, 15796456, 17619124, 20511816, 23694684, 26428686, 35238248, 47389368, 52857372, 57262153, 105714744, 114524306, 171786459, 229048612, 343572918, 458097224, 687145836, 1374291672]

約数ペア:

[(1, 1374291672), (2, 687145836), (3, 458097224), (4, 343572918), (6, 229048612), (8, 171786459), (12, 114524306), (13, 105714744), (24, 57262153), (26, 52857372), (29, 47389368), (39, 35238248), (52, 26428686), (58, 23694684), (67, 20511816), (78, 17619124), (87, 15796456), (104, 13214343), (116, 11847342), (134, 10255908), (156, 8809562), (174, 7898228), (201, 6837272), (232, 5923671), (268, 5127954), (312, 4404781), (348, 3949114), (377, 3645336), (402, 3418636), (536, 2563977), (696, 1974557), (754, 1822668), (804, 1709318), (871, 1577832), (1131, 1215112), (1508, 911334), (1608, 854659), (1742, 788916), (1943, 707304), (2262, 607556), (2267, 606216), (2613, 525944), (3016, 455667), (3484, 394458), (3886, 353652), (4524, 303778), (4534, 303108), (5226, 262972), (5829, 235768), (6801, 202072), (6968, 197229), (7772, 176826), (9048, 151889), (9068, 151554), (10452, 131486), (11658, 117884), (13602, 101036), (15544, 88413), (18136, 75777), (20904, 65743), (23316, 58942), (25259, 54408), (27204, 50518), (29471, 46632)]