19362840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 70178400

約数和(自身を除く): 50815560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 49, 56, 60, 70, 74, 84, 89, 98, 105, 111, 120, 140, 147, 148, 168, 178, 185, 196, 210, 222, 245, 259, 267, 280, 294, 296, 356, 370, 392, 420, 444, 445, 490, 518, 534, 555, 588, 623, 712, 735, 740, 777, 840, 888, 890, 980, 1036, 1068, 1110, 1176, 1246, 1295, 1335, 1470, 1480, 1554, 1780, 1813, 1869, 1960, 2072, 2136, 2220, 2492, 2590, 2670, 2940, 3108, 3115, 3293, 3560, 3626, 3738, 3885, 4361, 4440, 4984, 5180, 5340, 5439, 5880, 6216, 6230, 6586, 7252, 7476, 7770, 8722, 9065, 9345, 9879, 10360, 10680, 10878, 12460, 13083, 13172, 14504, 14952, 15540, 16465, 17444, 18130, 18690, 19758, 21756, 21805, 23051, 24920, 26166, 26344, 27195, 31080, 32930, 34888, 36260, 37380, 39516, 43512, 43610, 46102, 49395, 52332, 54390, 65415, 65860, 69153, 72520, 74760, 79032, 87220, 92204, 98790, 104664, 108780, 115255, 130830, 131720, 138306, 161357, 174440, 184408, 197580, 217560, 230510, 261660, 276612, 322714, 345765, 395160, 461020, 484071, 523320, 553224, 645428, 691530, 806785, 922040, 968142, 1290856, 1383060, 1613570, 1936284, 2420355, 2766120, 3227140, 3872568, 4840710, 6454280, 9681420, 19362840]

約数ペア:

[(1, 19362840), (2, 9681420), (3, 6454280), (4, 4840710), (5, 3872568), (6, 3227140), (7, 2766120), (8, 2420355), (10, 1936284), (12, 1613570), (14, 1383060), (15, 1290856), (20, 968142), (21, 922040), (24, 806785), (28, 691530), (30, 645428), (35, 553224), (37, 523320), (40, 484071), (42, 461020), (49, 395160), (56, 345765), (60, 322714), (70, 276612), (74, 261660), (84, 230510), (89, 217560), (98, 197580), (105, 184408), (111, 174440), (120, 161357), (140, 138306), (147, 131720), (148, 130830), (168, 115255), (178, 108780), (185, 104664), (196, 98790), (210, 92204), (222, 87220), (245, 79032), (259, 74760), (267, 72520), (280, 69153), (294, 65860), (296, 65415), (356, 54390), (370, 52332), (392, 49395), (420, 46102), (444, 43610), (445, 43512), (490, 39516), (518, 37380), (534, 36260), (555, 34888), (588, 32930), (623, 31080), (712, 27195), (735, 26344), (740, 26166), (777, 24920), (840, 23051), (888, 21805), (890, 21756), (980, 19758), (1036, 18690), (1068, 18130), (1110, 17444), (1176, 16465), (1246, 15540), (1295, 14952), (1335, 14504), (1470, 13172), (1480, 13083), (1554, 12460), (1780, 10878), (1813, 10680), (1869, 10360), (1960, 9879), (2072, 9345), (2136, 9065), (2220, 8722), (2492, 7770), (2590, 7476), (2670, 7252), (2940, 6586), (3108, 6230), (3115, 6216), (3293, 5880), (3560, 5439), (3626, 5340), (3738, 5180), (3885, 4984), (4361, 4440)]