161479080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:624

約数の個数: 192

約数和(自身を含む): 605404800

約数和(自身を除く): 443925720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 139, 140, 168, 180, 210, 252, 278, 280, 315, 360, 417, 420, 461, 504, 556, 630, 695, 834, 840, 922, 973, 1112, 1251, 1260, 1383, 1390, 1668, 1844, 1946, 2085, 2305, 2502, 2520, 2766, 2780, 2919, 3227, 3336, 3688, 3892, 4149, 4170, 4610, 4865, 5004, 5532, 5560, 5838, 6255, 6454, 6915, 7784, 8298, 8340, 8757, 9220, 9681, 9730, 10008, 11064, 11676, 12510, 12908, 13830, 14595, 16135, 16596, 16680, 17514, 18440, 19362, 19460, 20745, 23352, 25020, 25816, 27660, 29043, 29190, 32270, 33192, 35028, 38724, 38920, 41490, 43785, 48405, 50040, 55320, 58086, 58380, 64079, 64540, 70056, 77448, 82980, 87570, 96810, 116172, 116760, 128158, 129080, 145215, 165960, 175140, 192237, 193620, 232344, 256316, 290430, 320395, 350280, 384474, 387240, 448553, 512632, 576711, 580860, 640790, 768948, 897106, 961185, 1153422, 1161720, 1281580, 1345659, 1537896, 1794212, 1922370, 2242765, 2306844, 2563160, 2691318, 2883555, 3588424, 3844740, 4036977, 4485530, 4613688, 5382636, 5767110, 6728295, 7689480, 8073954, 8971060, 10765272, 11534220, 13456590, 16147908, 17942120, 20184885, 23068440, 26913180, 32295816, 40369770, 53826360, 80739540, 161479080]

約数ペア:

[(1, 161479080), (2, 80739540), (3, 53826360), (4, 40369770), (5, 32295816), (6, 26913180), (7, 23068440), (8, 20184885), (9, 17942120), (10, 16147908), (12, 13456590), (14, 11534220), (15, 10765272), (18, 8971060), (20, 8073954), (21, 7689480), (24, 6728295), (28, 5767110), (30, 5382636), (35, 4613688), (36, 4485530), (40, 4036977), (42, 3844740), (45, 3588424), (56, 2883555), (60, 2691318), (63, 2563160), (70, 2306844), (72, 2242765), (84, 1922370), (90, 1794212), (105, 1537896), (120, 1345659), (126, 1281580), (139, 1161720), (140, 1153422), (168, 961185), (180, 897106), (210, 768948), (252, 640790), (278, 580860), (280, 576711), (315, 512632), (360, 448553), (417, 387240), (420, 384474), (461, 350280), (504, 320395), (556, 290430), (630, 256316), (695, 232344), (834, 193620), (840, 192237), (922, 175140), (973, 165960), (1112, 145215), (1251, 129080), (1260, 128158), (1383, 116760), (1390, 116172), (1668, 96810), (1844, 87570), (1946, 82980), (2085, 77448), (2305, 70056), (2502, 64540), (2520, 64079), (2766, 58380), (2780, 58086), (2919, 55320), (3227, 50040), (3336, 48405), (3688, 43785), (3892, 41490), (4149, 38920), (4170, 38724), (4610, 35028), (4865, 33192), (5004, 32270), (5532, 29190), (5560, 29043), (5838, 27660), (6255, 25816), (6454, 25020), (6915, 23352), (7784, 20745), (8298, 19460), (8340, 19362), (8757, 18440), (9220, 17514), (9681, 16680), (9730, 16596), (10008, 16135), (11064, 14595), (11676, 13830), (12510, 12908)]