261437147640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1228789}}^1$

素因数の和:1229006

約数の個数: 128

約数和(自身を含む): 875881512000

約数和(自身を除く): 614444364360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 540, 591, 788, 985, 1080, 1182, 1576, 1773, 1970, 2364, 2955, 3546, 3940, 4728, 5319, 5910, 7092, 7880, 8865, 10638, 11820, 14184, 17730, 21276, 23640, 26595, 35460, 42552, 53190, 70920, 106380, 212760, 1228789, 2457578, 3686367, 4915156, 6143945, 7372734, 9830312, 11059101, 12287890, 14745468, 18431835, 22118202, 24575780, 29490936, 33177303, 36863670, 44236404, 49151560, 55295505, 66354606, 73727340, 88472808, 110591010, 132709212, 147454680, 165886515, 221182020, 242071433, 265418424, 331773030, 442364040, 484142866, 663546060, 726214299, 968285732, 1210357165, 1327092120, 1452428598, 1936571464, 2178642897, 2420714330, 2904857196, 3631071495, 4357285794, 4841428660, 5809714392, 6535928691, 7262142990, 8714571588, 9682857320, 10893214485, 13071857382, 14524285980, 17429143176, 21786428970, 26143714764, 29048571960, 32679643455, 43572857940, 52287429528, 65359286910, 87145715880, 130718573820, 261437147640]

約数ペア:

[(1, 261437147640), (2, 130718573820), (3, 87145715880), (4, 65359286910), (5, 52287429528), (6, 43572857940), (8, 32679643455), (9, 29048571960), (10, 26143714764), (12, 21786428970), (15, 17429143176), (18, 14524285980), (20, 13071857382), (24, 10893214485), (27, 9682857320), (30, 8714571588), (36, 7262142990), (40, 6535928691), (45, 5809714392), (54, 4841428660), (60, 4357285794), (72, 3631071495), (90, 2904857196), (108, 2420714330), (120, 2178642897), (135, 1936571464), (180, 1452428598), (197, 1327092120), (216, 1210357165), (270, 968285732), (360, 726214299), (394, 663546060), (540, 484142866), (591, 442364040), (788, 331773030), (985, 265418424), (1080, 242071433), (1182, 221182020), (1576, 165886515), (1773, 147454680), (1970, 132709212), (2364, 110591010), (2955, 88472808), (3546, 73727340), (3940, 66354606), (4728, 55295505), (5319, 49151560), (5910, 44236404), (7092, 36863670), (7880, 33177303), (8865, 29490936), (10638, 24575780), (11820, 22118202), (14184, 18431835), (17730, 14745468), (21276, 12287890), (23640, 11059101), (26595, 9830312), (35460, 7372734), (42552, 6143945), (53190, 4915156), (70920, 3686367), (106380, 2457578), (212760, 1228789)]