239997240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:882

約数の個数: 192

約数和(自身を含む): 899458560

約数和(自身を除く): 659461320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 131, 140, 168, 180, 210, 252, 262, 280, 315, 360, 393, 420, 504, 524, 630, 655, 727, 786, 840, 917, 1048, 1179, 1260, 1310, 1454, 1572, 1834, 1965, 2181, 2358, 2520, 2620, 2751, 2908, 3144, 3635, 3668, 3930, 4362, 4585, 4716, 5089, 5240, 5502, 5816, 5895, 6543, 7270, 7336, 7860, 8253, 8724, 9170, 9432, 10178, 10905, 11004, 11790, 13086, 13755, 14540, 15267, 15720, 16506, 17448, 18340, 20356, 21810, 22008, 23580, 25445, 26172, 27510, 29080, 30534, 32715, 33012, 36680, 40712, 41265, 43620, 45801, 47160, 50890, 52344, 55020, 61068, 65430, 66024, 76335, 82530, 87240, 91602, 95237, 101780, 110040, 122136, 130860, 152670, 165060, 183204, 190474, 203560, 229005, 261720, 285711, 305340, 330120, 366408, 380948, 458010, 476185, 571422, 610680, 666659, 761896, 857133, 916020, 952370, 1142844, 1333318, 1428555, 1714266, 1832040, 1904740, 1999977, 2285688, 2666636, 2857110, 3333295, 3428532, 3809480, 3999954, 4285665, 5333272, 5714220, 5999931, 6666590, 6857064, 7999908, 8571330, 9999885, 11428440, 11999862, 13333180, 15999816, 17142660, 19999770, 23999724, 26666360, 29999655, 34285320, 39999540, 47999448, 59999310, 79999080, 119998620, 239997240]

約数ペア:

[(1, 239997240), (2, 119998620), (3, 79999080), (4, 59999310), (5, 47999448), (6, 39999540), (7, 34285320), (8, 29999655), (9, 26666360), (10, 23999724), (12, 19999770), (14, 17142660), (15, 15999816), (18, 13333180), (20, 11999862), (21, 11428440), (24, 9999885), (28, 8571330), (30, 7999908), (35, 6857064), (36, 6666590), (40, 5999931), (42, 5714220), (45, 5333272), (56, 4285665), (60, 3999954), (63, 3809480), (70, 3428532), (72, 3333295), (84, 2857110), (90, 2666636), (105, 2285688), (120, 1999977), (126, 1904740), (131, 1832040), (140, 1714266), (168, 1428555), (180, 1333318), (210, 1142844), (252, 952370), (262, 916020), (280, 857133), (315, 761896), (360, 666659), (393, 610680), (420, 571422), (504, 476185), (524, 458010), (630, 380948), (655, 366408), (727, 330120), (786, 305340), (840, 285711), (917, 261720), (1048, 229005), (1179, 203560), (1260, 190474), (1310, 183204), (1454, 165060), (1572, 152670), (1834, 130860), (1965, 122136), (2181, 110040), (2358, 101780), (2520, 95237), (2620, 91602), (2751, 87240), (2908, 82530), (3144, 76335), (3635, 66024), (3668, 65430), (3930, 61068), (4362, 55020), (4585, 52344), (4716, 50890), (5089, 47160), (5240, 45801), (5502, 43620), (5816, 41265), (5895, 40712), (6543, 36680), (7270, 33012), (7336, 32715), (7860, 30534), (8253, 29080), (8724, 27510), (9170, 26172), (9432, 25445), (10178, 23580), (10905, 22008), (11004, 21810), (11790, 20356), (13086, 18340), (13755, 17448), (14540, 16506), (15267, 15720)]