438868980

素因数分解:

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

素因数の和:491

約数の個数: 216

約数和(自身を含む): 1521767520

約数和(自身を除く): 1082898540

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, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 419, 460, 495, 506, 529, 660, 690, 759, 828, 838, 990, 1012, 1035, 1058, 1257, 1265, 1380, 1518, 1587, 1676, 1980, 2070, 2095, 2116, 2277, 2514, 2530, 2645, 3036, 3174, 3771, 3795, 4140, 4190, 4554, 4609, 4761, 5028, 5060, 5290, 5819, 6285, 6348, 7542, 7590, 7935, 8380, 9108, 9218, 9522, 9637, 10580, 11385, 11638, 12570, 13827, 15084, 15180, 15870, 17457, 18436, 18855, 19044, 19274, 22770, 23045, 23276, 23805, 25140, 27654, 28911, 29095, 31740, 34914, 37710, 38548, 41481, 45540, 46090, 47610, 48185, 52371, 55308, 57822, 58190, 69135, 69828, 75420, 82962, 86733, 87285, 92180, 95220, 96370, 104742, 106007, 115644, 116380, 138270, 144555, 165924, 173466, 174570, 192740, 207405, 209484, 212014, 221651, 261855, 276540, 289110, 318021, 346932, 349140, 414810, 424028, 433665, 443302, 523710, 530035, 578220, 636042, 664953, 829620, 867330, 886604, 954063, 1047420, 1060070, 1108255, 1272084, 1329906, 1590105, 1734660, 1908126, 1994859, 2120140, 2216510, 2438161, 2659812, 3180210, 3324765, 3816252, 3989718, 4433020, 4770315, 4876322, 6360420, 6649530, 7314483, 7979436, 9540630, 9752644, 9974295, 12190805, 13299060, 14628966, 19081260, 19948590, 21943449, 24381610, 29257932, 36572415, 39897180, 43886898, 48763220, 73144830, 87773796, 109717245, 146289660, 219434490, 438868980]

約数ペア:

[(1, 438868980), (2, 219434490), (3, 146289660), (4, 109717245), (5, 87773796), (6, 73144830), (9, 48763220), (10, 43886898), (11, 39897180), (12, 36572415), (15, 29257932), (18, 24381610), (20, 21943449), (22, 19948590), (23, 19081260), (30, 14628966), (33, 13299060), (36, 12190805), (44, 9974295), (45, 9752644), (46, 9540630), (55, 7979436), (60, 7314483), (66, 6649530), (69, 6360420), (90, 4876322), (92, 4770315), (99, 4433020), (110, 3989718), (115, 3816252), (132, 3324765), (138, 3180210), (165, 2659812), (180, 2438161), (198, 2216510), (207, 2120140), (220, 1994859), (230, 1908126), (253, 1734660), (276, 1590105), (330, 1329906), (345, 1272084), (396, 1108255), (414, 1060070), (419, 1047420), (460, 954063), (495, 886604), (506, 867330), (529, 829620), (660, 664953), (690, 636042), (759, 578220), (828, 530035), (838, 523710), (990, 443302), (1012, 433665), (1035, 424028), (1058, 414810), (1257, 349140), (1265, 346932), (1380, 318021), (1518, 289110), (1587, 276540), (1676, 261855), (1980, 221651), (2070, 212014), (2095, 209484), (2116, 207405), (2277, 192740), (2514, 174570), (2530, 173466), (2645, 165924), (3036, 144555), (3174, 138270), (3771, 116380), (3795, 115644), (4140, 106007), (4190, 104742), (4554, 96370), (4609, 95220), (4761, 92180), (5028, 87285), (5060, 86733), (5290, 82962), (5819, 75420), (6285, 69828), (6348, 69135), (7542, 58190), (7590, 57822), (7935, 55308), (8380, 52371), (9108, 48185), (9218, 47610), (9522, 46090), (9637, 45540), (10580, 41481), (11385, 38548), (11638, 37710), (12570, 34914), (13827, 31740), (15084, 29095), (15180, 28911), (15870, 27654), (17457, 25140), (18436, 23805), (18855, 23276), (19044, 23045), (19274, 22770)]