209893860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 731989440

約数和(自身を除く): 522095580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 121, 132, 138, 165, 180, 198, 207, 220, 230, 242, 253, 276, 330, 345, 363, 396, 414, 419, 460, 484, 495, 506, 605, 660, 690, 726, 759, 828, 838, 990, 1012, 1035, 1089, 1210, 1257, 1265, 1380, 1452, 1518, 1676, 1815, 1980, 2070, 2095, 2178, 2277, 2420, 2514, 2530, 2783, 3036, 3630, 3771, 3795, 4140, 4190, 4356, 4554, 4609, 5028, 5060, 5445, 5566, 6285, 7260, 7542, 7590, 8349, 8380, 9108, 9218, 9637, 10890, 11132, 11385, 12570, 13827, 13915, 15084, 15180, 16698, 18436, 18855, 19274, 21780, 22770, 23045, 25047, 25140, 27654, 27830, 28911, 33396, 37710, 38548, 41481, 41745, 45540, 46090, 48185, 50094, 50699, 55308, 55660, 57822, 69135, 75420, 82962, 83490, 86733, 92180, 96370, 100188, 101398, 106007, 115644, 125235, 138270, 144555, 152097, 165924, 166980, 173466, 192740, 202796, 207405, 212014, 250470, 253495, 276540, 289110, 304194, 318021, 346932, 414810, 424028, 433665, 456291, 500940, 506990, 530035, 578220, 608388, 636042, 760485, 829620, 867330, 912582, 954063, 1013980, 1060070, 1166077, 1272084, 1520970, 1590105, 1734660, 1825164, 1908126, 2120140, 2281455, 2332154, 3041940, 3180210, 3498231, 3816252, 4562910, 4664308, 4770315, 5830385, 6360420, 6996462, 9125820, 9540630, 10494693, 11660770, 13992924, 17491155, 19081260, 20989386, 23321540, 34982310, 41978772, 52473465, 69964620, 104946930, 209893860]

約数ペア:

[(1, 209893860), (2, 104946930), (3, 69964620), (4, 52473465), (5, 41978772), (6, 34982310), (9, 23321540), (10, 20989386), (11, 19081260), (12, 17491155), (15, 13992924), (18, 11660770), (20, 10494693), (22, 9540630), (23, 9125820), (30, 6996462), (33, 6360420), (36, 5830385), (44, 4770315), (45, 4664308), (46, 4562910), (55, 3816252), (60, 3498231), (66, 3180210), (69, 3041940), (90, 2332154), (92, 2281455), (99, 2120140), (110, 1908126), (115, 1825164), (121, 1734660), (132, 1590105), (138, 1520970), (165, 1272084), (180, 1166077), (198, 1060070), (207, 1013980), (220, 954063), (230, 912582), (242, 867330), (253, 829620), (276, 760485), (330, 636042), (345, 608388), (363, 578220), (396, 530035), (414, 506990), (419, 500940), (460, 456291), (484, 433665), (495, 424028), (506, 414810), (605, 346932), (660, 318021), (690, 304194), (726, 289110), (759, 276540), (828, 253495), (838, 250470), (990, 212014), (1012, 207405), (1035, 202796), (1089, 192740), (1210, 173466), (1257, 166980), (1265, 165924), (1380, 152097), (1452, 144555), (1518, 138270), (1676, 125235), (1815, 115644), (1980, 106007), (2070, 101398), (2095, 100188), (2178, 96370), (2277, 92180), (2420, 86733), (2514, 83490), (2530, 82962), (2783, 75420), (3036, 69135), (3630, 57822), (3771, 55660), (3795, 55308), (4140, 50699), (4190, 50094), (4356, 48185), (4554, 46090), (4609, 45540), (5028, 41745), (5060, 41481), (5445, 38548), (5566, 37710), (6285, 33396), (7260, 28911), (7542, 27830), (7590, 27654), (8349, 25140), (8380, 25047), (9108, 23045), (9218, 22770), (9637, 21780), (10890, 19274), (11132, 18855), (11385, 18436), (12570, 16698), (13827, 15180), (13915, 15084)]