7921412820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{751}}^1$

素因数の和:1172

約数の個数: 240

約数和(自身を含む): 26415341568

約数和(自身を除く): 18493928748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 383, 405, 459, 510, 540, 612, 751, 765, 766, 810, 918, 1020, 1149, 1377, 1502, 1530, 1532, 1620, 1836, 1915, 2253, 2295, 2298, 2754, 3004, 3060, 3447, 3755, 3830, 4506, 4590, 4596, 5508, 5745, 6511, 6759, 6885, 6894, 7510, 7660, 9012, 9180, 10341, 11265, 11490, 12767, 13022, 13518, 13770, 13788, 15020, 17235, 19533, 20277, 20682, 22530, 22980, 25534, 26044, 27036, 27540, 31023, 32555, 33795, 34470, 38301, 39066, 40554, 41364, 45060, 51068, 51705, 58599, 60831, 62046, 63835, 65110, 67590, 68940, 76602, 78132, 81108, 97665, 101385, 103410, 114903, 117198, 121662, 124092, 127670, 130220, 135180, 153204, 155115, 175797, 191505, 195330, 202770, 206820, 229806, 234396, 243324, 255340, 287633, 292995, 304155, 310230, 344709, 351594, 383010, 390660, 405540, 459612, 527391, 574515, 575266, 585990, 608310, 620460, 689418, 703188, 766020, 862899, 878985, 1034127, 1054782, 1149030, 1150532, 1171980, 1216620, 1378836, 1438165, 1723545, 1725798, 1757970, 2068254, 2109564, 2298060, 2588697, 2636955, 2876330, 3447090, 3451596, 3515940, 4136508, 4314495, 4889761, 5170635, 5177394, 5273910, 5752660, 6894180, 7766091, 8628990, 9779522, 10341270, 10354788, 10547820, 12943485, 14669283, 15532182, 17257980, 19559044, 20682540, 23298273, 24448805, 25886970, 29338566, 31064364, 38830455, 44007849, 46596546, 48897610, 51773940, 58677132, 73346415, 77660910, 88015698, 93193092, 97795220, 116491365, 132023547, 146692830, 155321820, 176031396, 220039245, 232982730, 264047094, 293385660, 396070641, 440078490, 465965460, 528094188, 660117735, 792141282, 880156980, 1320235470, 1584282564, 1980353205, 2640470940, 3960706410, 7921412820]

約数ペア:

[(1, 7921412820), (2, 3960706410), (3, 2640470940), (4, 1980353205), (5, 1584282564), (6, 1320235470), (9, 880156980), (10, 792141282), (12, 660117735), (15, 528094188), (17, 465965460), (18, 440078490), (20, 396070641), (27, 293385660), (30, 264047094), (34, 232982730), (36, 220039245), (45, 176031396), (51, 155321820), (54, 146692830), (60, 132023547), (68, 116491365), (81, 97795220), (85, 93193092), (90, 88015698), (102, 77660910), (108, 73346415), (135, 58677132), (153, 51773940), (162, 48897610), (170, 46596546), (180, 44007849), (204, 38830455), (255, 31064364), (270, 29338566), (306, 25886970), (324, 24448805), (340, 23298273), (383, 20682540), (405, 19559044), (459, 17257980), (510, 15532182), (540, 14669283), (612, 12943485), (751, 10547820), (765, 10354788), (766, 10341270), (810, 9779522), (918, 8628990), (1020, 7766091), (1149, 6894180), (1377, 5752660), (1502, 5273910), (1530, 5177394), (1532, 5170635), (1620, 4889761), (1836, 4314495), (1915, 4136508), (2253, 3515940), (2295, 3451596), (2298, 3447090), (2754, 2876330), (3004, 2636955), (3060, 2588697), (3447, 2298060), (3755, 2109564), (3830, 2068254), (4506, 1757970), (4590, 1725798), (4596, 1723545), (5508, 1438165), (5745, 1378836), (6511, 1216620), (6759, 1171980), (6885, 1150532), (6894, 1149030), (7510, 1054782), (7660, 1034127), (9012, 878985), (9180, 862899), (10341, 766020), (11265, 703188), (11490, 689418), (12767, 620460), (13022, 608310), (13518, 585990), (13770, 575266), (13788, 574515), (15020, 527391), (17235, 459612), (19533, 405540), (20277, 390660), (20682, 383010), (22530, 351594), (22980, 344709), (25534, 310230), (26044, 304155), (27036, 292995), (27540, 287633), (31023, 255340), (32555, 243324), (33795, 234396), (34470, 229806), (38301, 206820), (39066, 202770), (40554, 195330), (41364, 191505), (45060, 175797), (51068, 155115), (51705, 153204), (58599, 135180), (60831, 130220), (62046, 127670), (63835, 124092), (65110, 121662), (67590, 117198), (68940, 114903), (76602, 103410), (78132, 101385), (81108, 97665)]