2018303980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:756

約数の個数: 192

約数和(自身を含む): 5544935424

約数和(自身を除く): 3526631444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 67, 70, 77, 110, 124, 134, 140, 154, 155, 217, 220, 268, 308, 310, 335, 341, 385, 434, 469, 620, 631, 670, 682, 737, 770, 868, 938, 1085, 1262, 1340, 1364, 1474, 1540, 1705, 1876, 2077, 2170, 2345, 2387, 2524, 2948, 3155, 3410, 3685, 4154, 4340, 4417, 4690, 4774, 5159, 6310, 6820, 6941, 7370, 8308, 8834, 9380, 9548, 10318, 10385, 11935, 12620, 13882, 14539, 14740, 17668, 19561, 20636, 20770, 22085, 22847, 23870, 25795, 27764, 29078, 34705, 39122, 41540, 42277, 44170, 45694, 47740, 48587, 51590, 58156, 69410, 72695, 78244, 84554, 88340, 91388, 97174, 97805, 103180, 114235, 136927, 138820, 145390, 159929, 169108, 194348, 195610, 211385, 215171, 228470, 242935, 273854, 290780, 295939, 319858, 391220, 422770, 430342, 456940, 465047, 485870, 547708, 591878, 639716, 684635, 799645, 845540, 860684, 930094, 971740, 1075855, 1183756, 1310587, 1369270, 1479695, 1506197, 1599290, 1860188, 2151710, 2325235, 2621174, 2738540, 2959390, 3012394, 3198580, 3255329, 4303420, 4650470, 5242348, 5918780, 6024788, 6510658, 6552935, 7530985, 9174109, 9300940, 13021316, 13105870, 14416457, 15061970, 16276645, 18348218, 26211740, 28832914, 30123940, 32553290, 36696436, 45870545, 57665828, 65106580, 72082285, 91741090, 100915199, 144164570, 183482180, 201830398, 288329140, 403660796, 504575995, 1009151990, 2018303980]

約数ペア:

[(1, 2018303980), (2, 1009151990), (4, 504575995), (5, 403660796), (7, 288329140), (10, 201830398), (11, 183482180), (14, 144164570), (20, 100915199), (22, 91741090), (28, 72082285), (31, 65106580), (35, 57665828), (44, 45870545), (55, 36696436), (62, 32553290), (67, 30123940), (70, 28832914), (77, 26211740), (110, 18348218), (124, 16276645), (134, 15061970), (140, 14416457), (154, 13105870), (155, 13021316), (217, 9300940), (220, 9174109), (268, 7530985), (308, 6552935), (310, 6510658), (335, 6024788), (341, 5918780), (385, 5242348), (434, 4650470), (469, 4303420), (620, 3255329), (631, 3198580), (670, 3012394), (682, 2959390), (737, 2738540), (770, 2621174), (868, 2325235), (938, 2151710), (1085, 1860188), (1262, 1599290), (1340, 1506197), (1364, 1479695), (1474, 1369270), (1540, 1310587), (1705, 1183756), (1876, 1075855), (2077, 971740), (2170, 930094), (2345, 860684), (2387, 845540), (2524, 799645), (2948, 684635), (3155, 639716), (3410, 591878), (3685, 547708), (4154, 485870), (4340, 465047), (4417, 456940), (4690, 430342), (4774, 422770), (5159, 391220), (6310, 319858), (6820, 295939), (6941, 290780), (7370, 273854), (8308, 242935), (8834, 228470), (9380, 215171), (9548, 211385), (10318, 195610), (10385, 194348), (11935, 169108), (12620, 159929), (13882, 145390), (14539, 138820), (14740, 136927), (17668, 114235), (19561, 103180), (20636, 97805), (20770, 97174), (22085, 91388), (22847, 88340), (23870, 84554), (25795, 78244), (27764, 72695), (29078, 69410), (34705, 58156), (39122, 51590), (41540, 48587), (42277, 47740), (44170, 45694)]