71981958888

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{395627}}^1$

素因数の和:395684

約数の個数: 144

約数和(自身を含む): 235145458080

約数和(自身を除く): 163163499192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 361, 399, 456, 504, 532, 684, 722, 798, 1064, 1083, 1197, 1368, 1444, 1596, 2166, 2394, 2527, 2888, 3192, 3249, 4332, 4788, 5054, 6498, 7581, 8664, 9576, 10108, 12996, 15162, 20216, 22743, 25992, 30324, 45486, 60648, 90972, 181944, 395627, 791254, 1186881, 1582508, 2373762, 2769389, 3165016, 3560643, 4747524, 5538778, 7121286, 7516913, 8308167, 9495048, 11077556, 14242572, 15033826, 16616334, 22155112, 22550739, 24924501, 28485144, 30067652, 33232668, 45101478, 49849002, 52618391, 60135304, 66465336, 67652217, 90202956, 99698004, 105236782, 135304434, 142821347, 157855173, 180405912, 199396008, 210473564, 270608868, 285642694, 315710346, 420947128, 428464041, 473565519, 541217736, 571285388, 631420692, 856928082, 947131038, 999749429, 1142570776, 1262841384, 1285392123, 1713856164, 1894262076, 1999498858, 2570784246, 2999248287, 3427712328, 3788524152, 3998997716, 5141568492, 5998496574, 7997995432, 8997744861, 10283136984, 11996993148, 17995489722, 23993986296, 35990979444, 71981958888]

約数ペア:

[(1, 71981958888), (2, 35990979444), (3, 23993986296), (4, 17995489722), (6, 11996993148), (7, 10283136984), (8, 8997744861), (9, 7997995432), (12, 5998496574), (14, 5141568492), (18, 3998997716), (19, 3788524152), (21, 3427712328), (24, 2999248287), (28, 2570784246), (36, 1999498858), (38, 1894262076), (42, 1713856164), (56, 1285392123), (57, 1262841384), (63, 1142570776), (72, 999749429), (76, 947131038), (84, 856928082), (114, 631420692), (126, 571285388), (133, 541217736), (152, 473565519), (168, 428464041), (171, 420947128), (228, 315710346), (252, 285642694), (266, 270608868), (342, 210473564), (361, 199396008), (399, 180405912), (456, 157855173), (504, 142821347), (532, 135304434), (684, 105236782), (722, 99698004), (798, 90202956), (1064, 67652217), (1083, 66465336), (1197, 60135304), (1368, 52618391), (1444, 49849002), (1596, 45101478), (2166, 33232668), (2394, 30067652), (2527, 28485144), (2888, 24924501), (3192, 22550739), (3249, 22155112), (4332, 16616334), (4788, 15033826), (5054, 14242572), (6498, 11077556), (7581, 9495048), (8664, 8308167), (9576, 7516913), (10108, 7121286), (12996, 5538778), (15162, 4747524), (20216, 3560643), (22743, 3165016), (25992, 2769389), (30324, 2373762), (45486, 1582508), (60648, 1186881), (90972, 791254), (181944, 395627)]