257415360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15773}}^1$

素因数の和:15810

約数の個数: 112

約数和(自身を含む): 865424736

約数和(自身を除く): 608009376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 2040, 2720, 3264, 4080, 5440, 8160, 15773, 16320, 31546, 47319, 63092, 78865, 94638, 126184, 157730, 189276, 236595, 252368, 268141, 315460, 378552, 473190, 504736, 536282, 630920, 757104, 804423, 946380, 1009472, 1072564, 1261840, 1340705, 1514208, 1608846, 1892760, 2145128, 2523680, 2681410, 3028416, 3217692, 3785520, 4022115, 4290256, 5047360, 5362820, 6435384, 7571040, 8044230, 8580512, 10725640, 12870768, 15142080, 16088460, 17161024, 21451280, 25741536, 32176920, 42902560, 51483072, 64353840, 85805120, 128707680, 257415360]

約数ペア:

[(1, 257415360), (2, 128707680), (3, 85805120), (4, 64353840), (5, 51483072), (6, 42902560), (8, 32176920), (10, 25741536), (12, 21451280), (15, 17161024), (16, 16088460), (17, 15142080), (20, 12870768), (24, 10725640), (30, 8580512), (32, 8044230), (34, 7571040), (40, 6435384), (48, 5362820), (51, 5047360), (60, 4290256), (64, 4022115), (68, 3785520), (80, 3217692), (85, 3028416), (96, 2681410), (102, 2523680), (120, 2145128), (136, 1892760), (160, 1608846), (170, 1514208), (192, 1340705), (204, 1261840), (240, 1072564), (255, 1009472), (272, 946380), (320, 804423), (340, 757104), (408, 630920), (480, 536282), (510, 504736), (544, 473190), (680, 378552), (816, 315460), (960, 268141), (1020, 252368), (1088, 236595), (1360, 189276), (1632, 157730), (2040, 126184), (2720, 94638), (3264, 78865), (4080, 63092), (5440, 47319), (8160, 31546), (15773, 16320)]