252733390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 614579616

約数和(自身を除く): 361846226

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 31, 34, 35, 62, 65, 70, 85, 91, 119, 130, 155, 170, 182, 217, 221, 238, 289, 310, 403, 434, 442, 455, 527, 578, 595, 806, 910, 961, 1054, 1085, 1105, 1190, 1445, 1547, 1922, 2015, 2023, 2170, 2210, 2635, 2821, 2890, 3094, 3689, 3757, 4030, 4046, 4805, 5270, 5642, 6727, 6851, 7378, 7514, 7735, 8959, 9610, 10115, 12493, 13454, 13702, 14105, 15470, 16337, 17918, 18445, 18785, 20230, 24986, 26299, 28210, 32674, 33635, 34255, 36890, 37570, 44795, 47957, 52598, 62465, 62713, 67270, 68510, 81685, 87451, 89590, 95914, 114359, 116467, 124930, 125426, 131495, 163370, 174902, 212381, 228718, 232934, 239785, 262990, 277729, 313565, 424762, 437255, 479570, 555458, 571795, 582335, 627130, 815269, 874510, 1061905, 1143590, 1164670, 1388645, 1486667, 1630538, 1944103, 2123810, 2777290, 2973334, 3610477, 3888206, 4076345, 7220954, 7433335, 8152690, 9720515, 14866670, 18052385, 19441030, 25273339, 36104770, 50546678, 126366695, 252733390]

約数ペア:

[(1, 252733390), (2, 126366695), (5, 50546678), (7, 36104770), (10, 25273339), (13, 19441030), (14, 18052385), (17, 14866670), (26, 9720515), (31, 8152690), (34, 7433335), (35, 7220954), (62, 4076345), (65, 3888206), (70, 3610477), (85, 2973334), (91, 2777290), (119, 2123810), (130, 1944103), (155, 1630538), (170, 1486667), (182, 1388645), (217, 1164670), (221, 1143590), (238, 1061905), (289, 874510), (310, 815269), (403, 627130), (434, 582335), (442, 571795), (455, 555458), (527, 479570), (578, 437255), (595, 424762), (806, 313565), (910, 277729), (961, 262990), (1054, 239785), (1085, 232934), (1105, 228718), (1190, 212381), (1445, 174902), (1547, 163370), (1922, 131495), (2015, 125426), (2023, 124930), (2170, 116467), (2210, 114359), (2635, 95914), (2821, 89590), (2890, 87451), (3094, 81685), (3689, 68510), (3757, 67270), (4030, 62713), (4046, 62465), (4805, 52598), (5270, 47957), (5642, 44795), (6727, 37570), (6851, 36890), (7378, 34255), (7514, 33635), (7735, 32674), (8959, 28210), (9610, 26299), (10115, 24986), (12493, 20230), (13454, 18785), (13702, 18445), (14105, 17918), (15470, 16337)]