2891403480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3001}}^1$

素因数の和:3090

約数の個数: 256

約数和(自身を含む): 10513244160

約数和(自身を除く): 7621840680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 37, 40, 42, 56, 60, 62, 70, 74, 84, 93, 105, 111, 120, 124, 140, 148, 155, 168, 185, 186, 210, 217, 222, 248, 259, 280, 296, 310, 370, 372, 420, 434, 444, 465, 518, 555, 620, 651, 740, 744, 777, 840, 868, 888, 930, 1036, 1085, 1110, 1147, 1240, 1295, 1302, 1480, 1554, 1736, 1860, 2072, 2170, 2220, 2294, 2590, 2604, 3001, 3108, 3255, 3441, 3720, 3885, 4340, 4440, 4588, 5180, 5208, 5735, 6002, 6216, 6510, 6882, 7770, 8029, 8680, 9003, 9176, 10360, 11470, 12004, 13020, 13764, 15005, 15540, 16058, 17205, 18006, 21007, 22940, 24008, 24087, 26040, 27528, 30010, 31080, 32116, 34410, 36012, 40145, 42014, 45015, 45880, 48174, 60020, 63021, 64232, 68820, 72024, 80290, 84028, 90030, 93031, 96348, 105035, 111037, 120040, 120435, 126042, 137640, 160580, 168056, 180060, 186062, 192696, 210070, 222074, 240870, 252084, 279093, 315105, 321160, 333111, 360120, 372124, 420140, 444148, 465155, 481740, 504168, 555185, 558186, 630210, 651217, 666222, 744248, 777259, 840280, 888296, 930310, 963480, 1110370, 1116372, 1260420, 1302434, 1332444, 1395465, 1554518, 1665555, 1860620, 1953651, 2220740, 2232744, 2331777, 2520840, 2604868, 2664888, 2790930, 3109036, 3256085, 3331110, 3442147, 3721240, 3886295, 3907302, 4441480, 4663554, 5209736, 5581860, 6218072, 6512170, 6662220, 6884294, 7772590, 7814604, 9327108, 9768255, 10326441, 11163720, 11658885, 13024340, 13324440, 13768588, 15545180, 15629208, 17210735, 18654216, 19536510, 20652882, 23317770, 24095029, 26048680, 27537176, 31090360, 34421470, 39073020, 41305764, 46635540, 48190058, 51632205, 68842940, 72285087, 78146040, 82611528, 93271080, 96380116, 103264410, 120475145, 137685880, 144570174, 192760232, 206528820, 240950290, 289140348, 361425435, 413057640, 481900580, 578280696, 722850870, 963801160, 1445701740, 2891403480]

約数ペア:

[(1, 2891403480), (2, 1445701740), (3, 963801160), (4, 722850870), (5, 578280696), (6, 481900580), (7, 413057640), (8, 361425435), (10, 289140348), (12, 240950290), (14, 206528820), (15, 192760232), (20, 144570174), (21, 137685880), (24, 120475145), (28, 103264410), (30, 96380116), (31, 93271080), (35, 82611528), (37, 78146040), (40, 72285087), (42, 68842940), (56, 51632205), (60, 48190058), (62, 46635540), (70, 41305764), (74, 39073020), (84, 34421470), (93, 31090360), (105, 27537176), (111, 26048680), (120, 24095029), (124, 23317770), (140, 20652882), (148, 19536510), (155, 18654216), (168, 17210735), (185, 15629208), (186, 15545180), (210, 13768588), (217, 13324440), (222, 13024340), (248, 11658885), (259, 11163720), (280, 10326441), (296, 9768255), (310, 9327108), (370, 7814604), (372, 7772590), (420, 6884294), (434, 6662220), (444, 6512170), (465, 6218072), (518, 5581860), (555, 5209736), (620, 4663554), (651, 4441480), (740, 3907302), (744, 3886295), (777, 3721240), (840, 3442147), (868, 3331110), (888, 3256085), (930, 3109036), (1036, 2790930), (1085, 2664888), (1110, 2604868), (1147, 2520840), (1240, 2331777), (1295, 2232744), (1302, 2220740), (1480, 1953651), (1554, 1860620), (1736, 1665555), (1860, 1554518), (2072, 1395465), (2170, 1332444), (2220, 1302434), (2294, 1260420), (2590, 1116372), (2604, 1110370), (3001, 963480), (3108, 930310), (3255, 888296), (3441, 840280), (3720, 777259), (3885, 744248), (4340, 666222), (4440, 651217), (4588, 630210), (5180, 558186), (5208, 555185), (5735, 504168), (6002, 481740), (6216, 465155), (6510, 444148), (6882, 420140), (7770, 372124), (8029, 360120), (8680, 333111), (9003, 321160), (9176, 315105), (10360, 279093), (11470, 252084), (12004, 240870), (13020, 222074), (13764, 210070), (15005, 192696), (15540, 186062), (16058, 180060), (17205, 168056), (18006, 160580), (21007, 137640), (22940, 126042), (24008, 120435), (24087, 120040), (26040, 111037), (27528, 105035), (30010, 96348), (31080, 93031), (32116, 90030), (34410, 84028), (36012, 80290), (40145, 72024), (42014, 68820), (45015, 64232), (45880, 63021), (48174, 60020)]