353173380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{131}}^2$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 1162089600

約数和(自身を除く): 808916220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 131, 140, 147, 196, 210, 245, 262, 294, 343, 393, 420, 490, 524, 588, 655, 686, 735, 786, 917, 980, 1029, 1310, 1372, 1470, 1572, 1715, 1834, 1965, 2058, 2620, 2751, 2940, 3430, 3668, 3930, 4116, 4585, 5145, 5502, 6419, 6860, 7860, 9170, 10290, 11004, 12838, 13755, 17161, 18340, 19257, 20580, 25676, 27510, 32095, 34322, 38514, 44933, 51483, 55020, 64190, 68644, 77028, 85805, 89866, 96285, 102966, 120127, 128380, 134799, 171610, 179732, 192570, 205932, 224665, 240254, 257415, 269598, 343220, 360381, 385140, 449330, 480508, 514830, 539196, 600635, 673995, 720762, 840889, 898660, 1029660, 1201270, 1347990, 1441524, 1681778, 1801905, 2402540, 2522667, 2695980, 3363556, 3603810, 4204445, 5045334, 5886223, 7207620, 8408890, 10090668, 11772446, 12613335, 16817780, 17658669, 23544892, 25226670, 29431115, 35317338, 50453340, 58862230, 70634676, 88293345, 117724460, 176586690, 353173380]

約数ペア:

[(1, 353173380), (2, 176586690), (3, 117724460), (4, 88293345), (5, 70634676), (6, 58862230), (7, 50453340), (10, 35317338), (12, 29431115), (14, 25226670), (15, 23544892), (20, 17658669), (21, 16817780), (28, 12613335), (30, 11772446), (35, 10090668), (42, 8408890), (49, 7207620), (60, 5886223), (70, 5045334), (84, 4204445), (98, 3603810), (105, 3363556), (131, 2695980), (140, 2522667), (147, 2402540), (196, 1801905), (210, 1681778), (245, 1441524), (262, 1347990), (294, 1201270), (343, 1029660), (393, 898660), (420, 840889), (490, 720762), (524, 673995), (588, 600635), (655, 539196), (686, 514830), (735, 480508), (786, 449330), (917, 385140), (980, 360381), (1029, 343220), (1310, 269598), (1372, 257415), (1470, 240254), (1572, 224665), (1715, 205932), (1834, 192570), (1965, 179732), (2058, 171610), (2620, 134799), (2751, 128380), (2940, 120127), (3430, 102966), (3668, 96285), (3930, 89866), (4116, 85805), (4585, 77028), (5145, 68644), (5502, 64190), (6419, 55020), (6860, 51483), (7860, 44933), (9170, 38514), (10290, 34322), (11004, 32095), (12838, 27510), (13755, 25676), (17161, 20580), (18340, 19257)]