13768020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 48921600

約数和(自身を除く): 35153580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 223, 245, 252, 294, 315, 343, 420, 441, 446, 490, 588, 630, 669, 686, 735, 882, 892, 980, 1029, 1115, 1260, 1338, 1372, 1470, 1561, 1715, 1764, 2007, 2058, 2205, 2230, 2676, 2940, 3087, 3122, 3345, 3430, 4014, 4116, 4410, 4460, 4683, 5145, 6174, 6244, 6690, 6860, 7805, 8028, 8820, 9366, 10035, 10290, 10927, 12348, 13380, 14049, 15435, 15610, 18732, 20070, 20580, 21854, 23415, 28098, 30870, 31220, 32781, 40140, 43708, 46830, 54635, 56196, 61740, 65562, 70245, 76489, 93660, 98343, 109270, 131124, 140490, 152978, 163905, 196686, 218540, 229467, 280980, 305956, 327810, 382445, 393372, 458934, 491715, 655620, 688401, 764890, 917868, 983430, 1147335, 1376802, 1529780, 1966860, 2294670, 2753604, 3442005, 4589340, 6884010, 13768020]

約数ペア:

[(1, 13768020), (2, 6884010), (3, 4589340), (4, 3442005), (5, 2753604), (6, 2294670), (7, 1966860), (9, 1529780), (10, 1376802), (12, 1147335), (14, 983430), (15, 917868), (18, 764890), (20, 688401), (21, 655620), (28, 491715), (30, 458934), (35, 393372), (36, 382445), (42, 327810), (45, 305956), (49, 280980), (60, 229467), (63, 218540), (70, 196686), (84, 163905), (90, 152978), (98, 140490), (105, 131124), (126, 109270), (140, 98343), (147, 93660), (180, 76489), (196, 70245), (210, 65562), (223, 61740), (245, 56196), (252, 54635), (294, 46830), (315, 43708), (343, 40140), (420, 32781), (441, 31220), (446, 30870), (490, 28098), (588, 23415), (630, 21854), (669, 20580), (686, 20070), (735, 18732), (882, 15610), (892, 15435), (980, 14049), (1029, 13380), (1115, 12348), (1260, 10927), (1338, 10290), (1372, 10035), (1470, 9366), (1561, 8820), (1715, 8028), (1764, 7805), (2007, 6860), (2058, 6690), (2205, 6244), (2230, 6174), (2676, 5145), (2940, 4683), (3087, 4460), (3122, 4410), (3345, 4116), (3430, 4014)]