247663260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1108

約数の個数: 144

約数和(自身を含む): 817296480

約数和(自身を除く): 569633220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 109, 117, 130, 156, 180, 195, 218, 234, 260, 327, 390, 436, 468, 545, 585, 654, 780, 971, 981, 1090, 1170, 1308, 1417, 1635, 1942, 1962, 2180, 2340, 2834, 2913, 3270, 3884, 3924, 4251, 4855, 4905, 5668, 5826, 6540, 7085, 8502, 8739, 9710, 9810, 11652, 12623, 12753, 14170, 14565, 17004, 17478, 19420, 19620, 21255, 25246, 25506, 28340, 29130, 34956, 37869, 42510, 43695, 50492, 51012, 58260, 63115, 63765, 75738, 85020, 87390, 105839, 113607, 126230, 127530, 151476, 174780, 189345, 211678, 227214, 252460, 255060, 317517, 378690, 423356, 454428, 529195, 568035, 635034, 757380, 952551, 1058390, 1136070, 1270068, 1375907, 1587585, 1905102, 2116780, 2272140, 2751814, 3175170, 3810204, 4127721, 4762755, 5503628, 6350340, 6879535, 8255442, 9525510, 12383163, 13759070, 16510884, 19051020, 20638605, 24766326, 27518140, 41277210, 49532652, 61915815, 82554420, 123831630, 247663260]

約数ペア:

[(1, 247663260), (2, 123831630), (3, 82554420), (4, 61915815), (5, 49532652), (6, 41277210), (9, 27518140), (10, 24766326), (12, 20638605), (13, 19051020), (15, 16510884), (18, 13759070), (20, 12383163), (26, 9525510), (30, 8255442), (36, 6879535), (39, 6350340), (45, 5503628), (52, 4762755), (60, 4127721), (65, 3810204), (78, 3175170), (90, 2751814), (109, 2272140), (117, 2116780), (130, 1905102), (156, 1587585), (180, 1375907), (195, 1270068), (218, 1136070), (234, 1058390), (260, 952551), (327, 757380), (390, 635034), (436, 568035), (468, 529195), (545, 454428), (585, 423356), (654, 378690), (780, 317517), (971, 255060), (981, 252460), (1090, 227214), (1170, 211678), (1308, 189345), (1417, 174780), (1635, 151476), (1942, 127530), (1962, 126230), (2180, 113607), (2340, 105839), (2834, 87390), (2913, 85020), (3270, 75738), (3884, 63765), (3924, 63115), (4251, 58260), (4855, 51012), (4905, 50492), (5668, 43695), (5826, 42510), (6540, 37869), (7085, 34956), (8502, 29130), (8739, 28340), (9710, 25506), (9810, 25246), (11652, 21255), (12623, 19620), (12753, 19420), (14170, 17478), (14565, 17004)]