9681420

素因数分解:

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

素因数の和:152

約数の個数: 144

約数和(自身を含む): 32749920

約数和(自身を除く): 23068500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 89, 98, 105, 111, 140, 147, 148, 178, 185, 196, 210, 222, 245, 259, 267, 294, 356, 370, 420, 444, 445, 490, 518, 534, 555, 588, 623, 735, 740, 777, 890, 980, 1036, 1068, 1110, 1246, 1295, 1335, 1470, 1554, 1780, 1813, 1869, 2220, 2492, 2590, 2670, 2940, 3108, 3115, 3293, 3626, 3738, 3885, 4361, 5180, 5340, 5439, 6230, 6586, 7252, 7476, 7770, 8722, 9065, 9345, 9879, 10878, 12460, 13083, 13172, 15540, 16465, 17444, 18130, 18690, 19758, 21756, 21805, 23051, 26166, 27195, 32930, 36260, 37380, 39516, 43610, 46102, 49395, 52332, 54390, 65415, 65860, 69153, 87220, 92204, 98790, 108780, 115255, 130830, 138306, 161357, 197580, 230510, 261660, 276612, 322714, 345765, 461020, 484071, 645428, 691530, 806785, 968142, 1383060, 1613570, 1936284, 2420355, 3227140, 4840710, 9681420]

約数ペア:

[(1, 9681420), (2, 4840710), (3, 3227140), (4, 2420355), (5, 1936284), (6, 1613570), (7, 1383060), (10, 968142), (12, 806785), (14, 691530), (15, 645428), (20, 484071), (21, 461020), (28, 345765), (30, 322714), (35, 276612), (37, 261660), (42, 230510), (49, 197580), (60, 161357), (70, 138306), (74, 130830), (84, 115255), (89, 108780), (98, 98790), (105, 92204), (111, 87220), (140, 69153), (147, 65860), (148, 65415), (178, 54390), (185, 52332), (196, 49395), (210, 46102), (222, 43610), (245, 39516), (259, 37380), (267, 36260), (294, 32930), (356, 27195), (370, 26166), (420, 23051), (444, 21805), (445, 21756), (490, 19758), (518, 18690), (534, 18130), (555, 17444), (588, 16465), (623, 15540), (735, 13172), (740, 13083), (777, 12460), (890, 10878), (980, 9879), (1036, 9345), (1068, 9065), (1110, 8722), (1246, 7770), (1295, 7476), (1335, 7252), (1470, 6586), (1554, 6230), (1780, 5439), (1813, 5340), (1869, 5180), (2220, 4361), (2492, 3885), (2590, 3738), (2670, 3626), (2940, 3293), (3108, 3115)]