131169780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:340

約数の個数: 240

約数和(自身を含む): 482993280

約数和(自身を除く): 351823500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 81, 84, 86, 90, 105, 108, 126, 129, 135, 140, 162, 172, 180, 189, 210, 215, 252, 258, 269, 270, 301, 315, 324, 378, 387, 405, 420, 430, 516, 538, 540, 567, 602, 630, 645, 756, 774, 807, 810, 860, 903, 945, 1076, 1134, 1161, 1204, 1260, 1290, 1345, 1505, 1548, 1614, 1620, 1806, 1883, 1890, 1935, 2268, 2322, 2421, 2580, 2690, 2709, 2835, 3010, 3228, 3483, 3612, 3766, 3780, 3870, 4035, 4515, 4644, 4842, 5380, 5418, 5649, 5670, 5805, 6020, 6966, 7263, 7532, 7740, 8070, 8127, 9030, 9415, 9684, 10836, 11298, 11340, 11567, 11610, 12105, 13545, 13932, 14526, 16140, 16254, 16947, 17415, 18060, 18830, 21789, 22596, 23134, 23220, 24210, 24381, 27090, 28245, 29052, 32508, 33894, 34701, 34830, 36315, 37660, 40635, 43578, 46268, 48420, 48762, 50841, 54180, 56490, 57835, 67788, 69402, 69660, 72630, 80969, 81270, 84735, 87156, 97524, 101682, 104103, 108945, 112980, 115670, 121905, 138804, 145260, 152523, 161938, 162540, 169470, 173505, 203364, 208206, 217890, 231340, 242907, 243810, 254205, 305046, 312309, 323876, 338940, 347010, 404845, 416412, 435780, 485814, 487620, 508410, 520515, 610092, 624618, 694020, 728721, 762615, 809690, 936927, 971628, 1016820, 1041030, 1214535, 1249236, 1457442, 1525230, 1561545, 1619380, 1873854, 2082060, 2186163, 2429070, 2914884, 3050460, 3123090, 3643605, 3747708, 4372326, 4684635, 4858140, 6246180, 6558489, 7287210, 8744652, 9369270, 10930815, 13116978, 14574420, 18738540, 21861630, 26233956, 32792445, 43723260, 65584890, 131169780]

約数ペア:

[(1, 131169780), (2, 65584890), (3, 43723260), (4, 32792445), (5, 26233956), (6, 21861630), (7, 18738540), (9, 14574420), (10, 13116978), (12, 10930815), (14, 9369270), (15, 8744652), (18, 7287210), (20, 6558489), (21, 6246180), (27, 4858140), (28, 4684635), (30, 4372326), (35, 3747708), (36, 3643605), (42, 3123090), (43, 3050460), (45, 2914884), (54, 2429070), (60, 2186163), (63, 2082060), (70, 1873854), (81, 1619380), (84, 1561545), (86, 1525230), (90, 1457442), (105, 1249236), (108, 1214535), (126, 1041030), (129, 1016820), (135, 971628), (140, 936927), (162, 809690), (172, 762615), (180, 728721), (189, 694020), (210, 624618), (215, 610092), (252, 520515), (258, 508410), (269, 487620), (270, 485814), (301, 435780), (315, 416412), (324, 404845), (378, 347010), (387, 338940), (405, 323876), (420, 312309), (430, 305046), (516, 254205), (538, 243810), (540, 242907), (567, 231340), (602, 217890), (630, 208206), (645, 203364), (756, 173505), (774, 169470), (807, 162540), (810, 161938), (860, 152523), (903, 145260), (945, 138804), (1076, 121905), (1134, 115670), (1161, 112980), (1204, 108945), (1260, 104103), (1290, 101682), (1345, 97524), (1505, 87156), (1548, 84735), (1614, 81270), (1620, 80969), (1806, 72630), (1883, 69660), (1890, 69402), (1935, 67788), (2268, 57835), (2322, 56490), (2421, 54180), (2580, 50841), (2690, 48762), (2709, 48420), (2835, 46268), (3010, 43578), (3228, 40635), (3483, 37660), (3612, 36315), (3766, 34830), (3780, 34701), (3870, 33894), (4035, 32508), (4515, 29052), (4644, 28245), (4842, 27090), (5380, 24381), (5418, 24210), (5649, 23220), (5670, 23134), (5805, 22596), (6020, 21789), (6966, 18830), (7263, 18060), (7532, 17415), (7740, 16947), (8070, 16254), (8127, 16140), (9030, 14526), (9415, 13932), (9684, 13545), (10836, 12105), (11298, 11610), (11340, 11567)]