263742420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 851558400

約数和(自身を除く): 587815980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 31, 34, 38, 51, 57, 60, 62, 68, 76, 85, 93, 95, 102, 114, 124, 155, 170, 186, 190, 204, 228, 255, 285, 310, 323, 340, 372, 380, 439, 465, 510, 527, 570, 589, 620, 646, 878, 930, 969, 1020, 1054, 1140, 1178, 1292, 1317, 1581, 1615, 1756, 1767, 1860, 1938, 2108, 2195, 2356, 2634, 2635, 2945, 3162, 3230, 3534, 3876, 4390, 4845, 5268, 5270, 5890, 6324, 6460, 6585, 7068, 7463, 7905, 8341, 8780, 8835, 9690, 10013, 10540, 11780, 13170, 13609, 14926, 15810, 16682, 17670, 19380, 20026, 22389, 25023, 26340, 27218, 29852, 30039, 31620, 33364, 35340, 37315, 40052, 40827, 41705, 44778, 50046, 50065, 54436, 60078, 68045, 74630, 81654, 83410, 89556, 100092, 100130, 111945, 120156, 125115, 136090, 141797, 149260, 150195, 163308, 166820, 200260, 204135, 223890, 231353, 250230, 258571, 272180, 283594, 300390, 408270, 425391, 447780, 462706, 500460, 517142, 567188, 600780, 694059, 708985, 775713, 816540, 850782, 925412, 1034284, 1156765, 1292855, 1388118, 1417970, 1551426, 1701564, 2126955, 2313530, 2585710, 2776236, 2835940, 3102852, 3470295, 3878565, 4253910, 4395707, 4627060, 5171420, 6940590, 7757130, 8507820, 8791414, 13187121, 13881180, 15514260, 17582828, 21978535, 26374242, 43957070, 52748484, 65935605, 87914140, 131871210, 263742420]

約数ペア:

[(1, 263742420), (2, 131871210), (3, 87914140), (4, 65935605), (5, 52748484), (6, 43957070), (10, 26374242), (12, 21978535), (15, 17582828), (17, 15514260), (19, 13881180), (20, 13187121), (30, 8791414), (31, 8507820), (34, 7757130), (38, 6940590), (51, 5171420), (57, 4627060), (60, 4395707), (62, 4253910), (68, 3878565), (76, 3470295), (85, 3102852), (93, 2835940), (95, 2776236), (102, 2585710), (114, 2313530), (124, 2126955), (155, 1701564), (170, 1551426), (186, 1417970), (190, 1388118), (204, 1292855), (228, 1156765), (255, 1034284), (285, 925412), (310, 850782), (323, 816540), (340, 775713), (372, 708985), (380, 694059), (439, 600780), (465, 567188), (510, 517142), (527, 500460), (570, 462706), (589, 447780), (620, 425391), (646, 408270), (878, 300390), (930, 283594), (969, 272180), (1020, 258571), (1054, 250230), (1140, 231353), (1178, 223890), (1292, 204135), (1317, 200260), (1581, 166820), (1615, 163308), (1756, 150195), (1767, 149260), (1860, 141797), (1938, 136090), (2108, 125115), (2195, 120156), (2356, 111945), (2634, 100130), (2635, 100092), (2945, 89556), (3162, 83410), (3230, 81654), (3534, 74630), (3876, 68045), (4390, 60078), (4845, 54436), (5268, 50065), (5270, 50046), (5890, 44778), (6324, 41705), (6460, 40827), (6585, 40052), (7068, 37315), (7463, 35340), (7905, 33364), (8341, 31620), (8780, 30039), (8835, 29852), (9690, 27218), (10013, 26340), (10540, 25023), (11780, 22389), (13170, 20026), (13609, 19380), (14926, 17670), (15810, 16682)]