1815665040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11621}}^1$

素因数の和:11678

約数の個数: 240

約数和(自身を含む): 7194110976

約数和(自身を除く): 5378445936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1680, 1736, 1860, 1953, 2170, 2232, 2480, 2520, 2604, 2790, 3255, 3472, 3720, 3906, 4340, 4464, 5040, 5208, 5580, 6510, 7440, 7812, 8680, 9765, 10416, 11160, 11621, 13020, 15624, 17360, 19530, 22320, 23242, 26040, 31248, 34863, 39060, 46484, 52080, 58105, 69726, 78120, 81347, 92968, 104589, 116210, 139452, 156240, 162694, 174315, 185936, 209178, 232420, 244041, 278904, 325388, 348630, 360251, 406735, 418356, 464840, 488082, 522945, 557808, 650776, 697260, 720502, 732123, 813470, 836712, 929680, 976164, 1045890, 1080753, 1220205, 1301552, 1394520, 1441004, 1464246, 1626940, 1673424, 1801255, 1952328, 2091780, 2161506, 2440410, 2521757, 2789040, 2882008, 2928492, 3242259, 3253880, 3602510, 3660615, 3904656, 4183560, 4323012, 4880820, 5043514, 5403765, 5764016, 5856984, 6484518, 6507760, 7205020, 7321230, 7565271, 8367120, 8646024, 9761640, 10087028, 10807530, 11713968, 12608785, 12969036, 14410040, 14642460, 15130542, 16211295, 17292048, 19523280, 20174056, 21615060, 22695813, 25217570, 25938072, 28820080, 29284920, 30261084, 32422590, 37826355, 40348112, 43230120, 45391626, 50435140, 51876144, 58569840, 60522168, 64845180, 75652710, 86460240, 90783252, 100870280, 113479065, 121044336, 129690360, 151305420, 181566504, 201740560, 226958130, 259380720, 302610840, 363133008, 453916260, 605221680, 907832520, 1815665040]

約数ペア:

[(1, 1815665040), (2, 907832520), (3, 605221680), (4, 453916260), (5, 363133008), (6, 302610840), (7, 259380720), (8, 226958130), (9, 201740560), (10, 181566504), (12, 151305420), (14, 129690360), (15, 121044336), (16, 113479065), (18, 100870280), (20, 90783252), (21, 86460240), (24, 75652710), (28, 64845180), (30, 60522168), (31, 58569840), (35, 51876144), (36, 50435140), (40, 45391626), (42, 43230120), (45, 40348112), (48, 37826355), (56, 32422590), (60, 30261084), (62, 29284920), (63, 28820080), (70, 25938072), (72, 25217570), (80, 22695813), (84, 21615060), (90, 20174056), (93, 19523280), (105, 17292048), (112, 16211295), (120, 15130542), (124, 14642460), (126, 14410040), (140, 12969036), (144, 12608785), (155, 11713968), (168, 10807530), (180, 10087028), (186, 9761640), (210, 8646024), (217, 8367120), (240, 7565271), (248, 7321230), (252, 7205020), (279, 6507760), (280, 6484518), (310, 5856984), (315, 5764016), (336, 5403765), (360, 5043514), (372, 4880820), (420, 4323012), (434, 4183560), (465, 3904656), (496, 3660615), (504, 3602510), (558, 3253880), (560, 3242259), (620, 2928492), (630, 2882008), (651, 2789040), (720, 2521757), (744, 2440410), (840, 2161506), (868, 2091780), (930, 1952328), (1008, 1801255), (1085, 1673424), (1116, 1626940), (1240, 1464246), (1260, 1441004), (1302, 1394520), (1395, 1301552), (1488, 1220205), (1680, 1080753), (1736, 1045890), (1860, 976164), (1953, 929680), (2170, 836712), (2232, 813470), (2480, 732123), (2520, 720502), (2604, 697260), (2790, 650776), (3255, 557808), (3472, 522945), (3720, 488082), (3906, 464840), (4340, 418356), (4464, 406735), (5040, 360251), (5208, 348630), (5580, 325388), (6510, 278904), (7440, 244041), (7812, 232420), (8680, 209178), (9765, 185936), (10416, 174315), (11160, 162694), (11621, 156240), (13020, 139452), (15624, 116210), (17360, 104589), (19530, 92968), (22320, 81347), (23242, 78120), (26040, 69726), (31248, 58105), (34863, 52080), (39060, 46484)]