248745420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 288

約数和(自身を含む): 954809856

約数和(自身を除く): 706064436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 131, 132, 137, 140, 154, 165, 180, 198, 210, 220, 231, 252, 262, 274, 308, 315, 330, 385, 393, 396, 411, 420, 462, 495, 524, 548, 630, 655, 660, 685, 693, 770, 786, 822, 917, 924, 959, 990, 1155, 1179, 1233, 1260, 1310, 1370, 1386, 1441, 1507, 1540, 1572, 1644, 1834, 1918, 1965, 1980, 2055, 2310, 2358, 2466, 2620, 2740, 2751, 2772, 2877, 2882, 3014, 3465, 3668, 3836, 3930, 4110, 4323, 4521, 4585, 4620, 4716, 4795, 4932, 5502, 5754, 5764, 5895, 6028, 6165, 6930, 7205, 7535, 7860, 8220, 8253, 8631, 8646, 9042, 9170, 9590, 10087, 10549, 11004, 11508, 11790, 12330, 12969, 13563, 13755, 13860, 14385, 14410, 15070, 16506, 17262, 17292, 17947, 18084, 18340, 19180, 20174, 21098, 21615, 22605, 23580, 24660, 25938, 27126, 27510, 28770, 28820, 30140, 30261, 31647, 33012, 34524, 35894, 40348, 41265, 42196, 43155, 43230, 45210, 50435, 51876, 52745, 53841, 54252, 55020, 57540, 60522, 63294, 64845, 67815, 71788, 82530, 86310, 86460, 89735, 90420, 90783, 94941, 100870, 105490, 107682, 121044, 125629, 126588, 129690, 135630, 151305, 158235, 161523, 165060, 172620, 179470, 181566, 189882, 197417, 201740, 210980, 215364, 251258, 259380, 269205, 271260, 302610, 316470, 323046, 358940, 363132, 376887, 379764, 394834, 453915, 474705, 502516, 538410, 592251, 605220, 628145, 632940, 646092, 753774, 789668, 807615, 907830, 949410, 987085, 1076820, 1130661, 1184502, 1256290, 1381919, 1507548, 1615230, 1776753, 1815660, 1884435, 1898820, 1974170, 2261322, 2369004, 2512580, 2763838, 2961255, 3230460, 3553506, 3768870, 3948340, 4145757, 4522644, 5527676, 5653305, 5922510, 6909595, 7107012, 7537740, 8291514, 8883765, 11306610, 11845020, 12437271, 13819190, 16583028, 17767530, 20728785, 22613220, 24874542, 27638380, 35535060, 41457570, 49749084, 62186355, 82915140, 124372710, 248745420]

約数ペア:

[(1, 248745420), (2, 124372710), (3, 82915140), (4, 62186355), (5, 49749084), (6, 41457570), (7, 35535060), (9, 27638380), (10, 24874542), (11, 22613220), (12, 20728785), (14, 17767530), (15, 16583028), (18, 13819190), (20, 12437271), (21, 11845020), (22, 11306610), (28, 8883765), (30, 8291514), (33, 7537740), (35, 7107012), (36, 6909595), (42, 5922510), (44, 5653305), (45, 5527676), (55, 4522644), (60, 4145757), (63, 3948340), (66, 3768870), (70, 3553506), (77, 3230460), (84, 2961255), (90, 2763838), (99, 2512580), (105, 2369004), (110, 2261322), (126, 1974170), (131, 1898820), (132, 1884435), (137, 1815660), (140, 1776753), (154, 1615230), (165, 1507548), (180, 1381919), (198, 1256290), (210, 1184502), (220, 1130661), (231, 1076820), (252, 987085), (262, 949410), (274, 907830), (308, 807615), (315, 789668), (330, 753774), (385, 646092), (393, 632940), (396, 628145), (411, 605220), (420, 592251), (462, 538410), (495, 502516), (524, 474705), (548, 453915), (630, 394834), (655, 379764), (660, 376887), (685, 363132), (693, 358940), (770, 323046), (786, 316470), (822, 302610), (917, 271260), (924, 269205), (959, 259380), (990, 251258), (1155, 215364), (1179, 210980), (1233, 201740), (1260, 197417), (1310, 189882), (1370, 181566), (1386, 179470), (1441, 172620), (1507, 165060), (1540, 161523), (1572, 158235), (1644, 151305), (1834, 135630), (1918, 129690), (1965, 126588), (1980, 125629), (2055, 121044), (2310, 107682), (2358, 105490), (2466, 100870), (2620, 94941), (2740, 90783), (2751, 90420), (2772, 89735), (2877, 86460), (2882, 86310), (3014, 82530), (3465, 71788), (3668, 67815), (3836, 64845), (3930, 63294), (4110, 60522), (4323, 57540), (4521, 55020), (4585, 54252), (4620, 53841), (4716, 52745), (4795, 51876), (4932, 50435), (5502, 45210), (5754, 43230), (5764, 43155), (5895, 42196), (6028, 41265), (6165, 40348), (6930, 35894), (7205, 34524), (7535, 33012), (7860, 31647), (8220, 30261), (8253, 30140), (8631, 28820), (8646, 28770), (9042, 27510), (9170, 27126), (9590, 25938), (10087, 24660), (10549, 23580), (11004, 22605), (11508, 21615), (11790, 21098), (12330, 20174), (12969, 19180), (13563, 18340), (13755, 18084), (13860, 17947), (14385, 17292), (14410, 17262), (15070, 16506)]