391563480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1430

約数の個数: 256

約数和(自身を含む): 1512898560

約数和(自身を除く): 1121335080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 105, 110, 120, 124, 132, 140, 154, 155, 165, 168, 186, 210, 217, 220, 231, 248, 264, 280, 308, 310, 330, 341, 372, 385, 420, 434, 440, 462, 465, 616, 620, 651, 660, 682, 744, 770, 840, 868, 924, 930, 1023, 1085, 1155, 1240, 1302, 1320, 1364, 1367, 1540, 1705, 1736, 1848, 1860, 2046, 2170, 2310, 2387, 2604, 2728, 2734, 3080, 3255, 3410, 3720, 4092, 4101, 4340, 4620, 4774, 5115, 5208, 5468, 6510, 6820, 6835, 7161, 8184, 8202, 8680, 9240, 9548, 9569, 10230, 10936, 11935, 13020, 13640, 13670, 14322, 15037, 16404, 19096, 19138, 20460, 20505, 23870, 26040, 27340, 28644, 28707, 30074, 32808, 35805, 38276, 40920, 41010, 42377, 45111, 47740, 47845, 54680, 57288, 57414, 60148, 71610, 75185, 76552, 82020, 84754, 90222, 95480, 95690, 105259, 114828, 120296, 127131, 143220, 143535, 150370, 164040, 169508, 180444, 191380, 210518, 211885, 225555, 229656, 254262, 286440, 287070, 296639, 300740, 315777, 339016, 360888, 382760, 421036, 423770, 451110, 466147, 508524, 526295, 574140, 593278, 601480, 631554, 635655, 842072, 847540, 889917, 902220, 932294, 1017048, 1052590, 1148280, 1186556, 1263108, 1271310, 1398441, 1483195, 1578885, 1695080, 1779834, 1804440, 1864588, 2105180, 2330735, 2373112, 2526216, 2542620, 2796882, 2966390, 3157770, 3263029, 3559668, 3729176, 4210360, 4449585, 4661470, 5085240, 5593764, 5932780, 6315540, 6526058, 6992205, 7119336, 8899170, 9322940, 9789087, 11187528, 11865560, 12631080, 13052116, 13984410, 16315145, 17798340, 18645880, 19578174, 26104232, 27968820, 32630290, 35596680, 39156348, 48945435, 55937640, 65260580, 78312696, 97890870, 130521160, 195781740, 391563480]

約数ペア:

[(1, 391563480), (2, 195781740), (3, 130521160), (4, 97890870), (5, 78312696), (6, 65260580), (7, 55937640), (8, 48945435), (10, 39156348), (11, 35596680), (12, 32630290), (14, 27968820), (15, 26104232), (20, 19578174), (21, 18645880), (22, 17798340), (24, 16315145), (28, 13984410), (30, 13052116), (31, 12631080), (33, 11865560), (35, 11187528), (40, 9789087), (42, 9322940), (44, 8899170), (55, 7119336), (56, 6992205), (60, 6526058), (62, 6315540), (66, 5932780), (70, 5593764), (77, 5085240), (84, 4661470), (88, 4449585), (93, 4210360), (105, 3729176), (110, 3559668), (120, 3263029), (124, 3157770), (132, 2966390), (140, 2796882), (154, 2542620), (155, 2526216), (165, 2373112), (168, 2330735), (186, 2105180), (210, 1864588), (217, 1804440), (220, 1779834), (231, 1695080), (248, 1578885), (264, 1483195), (280, 1398441), (308, 1271310), (310, 1263108), (330, 1186556), (341, 1148280), (372, 1052590), (385, 1017048), (420, 932294), (434, 902220), (440, 889917), (462, 847540), (465, 842072), (616, 635655), (620, 631554), (651, 601480), (660, 593278), (682, 574140), (744, 526295), (770, 508524), (840, 466147), (868, 451110), (924, 423770), (930, 421036), (1023, 382760), (1085, 360888), (1155, 339016), (1240, 315777), (1302, 300740), (1320, 296639), (1364, 287070), (1367, 286440), (1540, 254262), (1705, 229656), (1736, 225555), (1848, 211885), (1860, 210518), (2046, 191380), (2170, 180444), (2310, 169508), (2387, 164040), (2604, 150370), (2728, 143535), (2734, 143220), (3080, 127131), (3255, 120296), (3410, 114828), (3720, 105259), (4092, 95690), (4101, 95480), (4340, 90222), (4620, 84754), (4774, 82020), (5115, 76552), (5208, 75185), (5468, 71610), (6510, 60148), (6820, 57414), (6835, 57288), (7161, 54680), (8184, 47845), (8202, 47740), (8680, 45111), (9240, 42377), (9548, 41010), (9569, 40920), (10230, 38276), (10936, 35805), (11935, 32808), (13020, 30074), (13640, 28707), (13670, 28644), (14322, 27340), (15037, 26040), (16404, 23870), (19096, 20505), (19138, 20460)]