28611360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 103420800

約数和(自身を除く): 74809440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 96, 108, 111, 120, 135, 144, 148, 160, 179, 180, 185, 216, 222, 240, 270, 288, 296, 333, 358, 360, 370, 432, 444, 480, 537, 540, 555, 592, 666, 716, 720, 740, 864, 888, 895, 999, 1074, 1080, 1110, 1184, 1332, 1432, 1440, 1480, 1611, 1665, 1776, 1790, 1998, 2148, 2160, 2220, 2664, 2685, 2864, 2960, 3222, 3330, 3552, 3580, 3996, 4296, 4320, 4440, 4833, 4995, 5328, 5370, 5728, 5920, 6444, 6623, 6660, 7160, 7992, 8055, 8592, 8880, 9666, 9990, 10656, 10740, 12888, 13246, 13320, 14320, 15984, 16110, 17184, 17760, 19332, 19869, 19980, 21480, 24165, 25776, 26492, 26640, 28640, 31968, 32220, 33115, 38664, 39738, 39960, 42960, 48330, 51552, 52984, 53280, 59607, 64440, 66230, 77328, 79476, 79920, 85920, 96660, 99345, 105968, 119214, 128880, 132460, 154656, 158952, 159840, 178821, 193320, 198690, 211936, 238428, 257760, 264920, 298035, 317904, 357642, 386640, 397380, 476856, 529840, 596070, 635808, 715284, 773280, 794760, 894105, 953712, 1059680, 1192140, 1430568, 1589520, 1788210, 1907424, 2384280, 2861136, 3179040, 3576420, 4768560, 5722272, 7152840, 9537120, 14305680, 28611360]

約数ペア:

[(1, 28611360), (2, 14305680), (3, 9537120), (4, 7152840), (5, 5722272), (6, 4768560), (8, 3576420), (9, 3179040), (10, 2861136), (12, 2384280), (15, 1907424), (16, 1788210), (18, 1589520), (20, 1430568), (24, 1192140), (27, 1059680), (30, 953712), (32, 894105), (36, 794760), (37, 773280), (40, 715284), (45, 635808), (48, 596070), (54, 529840), (60, 476856), (72, 397380), (74, 386640), (80, 357642), (90, 317904), (96, 298035), (108, 264920), (111, 257760), (120, 238428), (135, 211936), (144, 198690), (148, 193320), (160, 178821), (179, 159840), (180, 158952), (185, 154656), (216, 132460), (222, 128880), (240, 119214), (270, 105968), (288, 99345), (296, 96660), (333, 85920), (358, 79920), (360, 79476), (370, 77328), (432, 66230), (444, 64440), (480, 59607), (537, 53280), (540, 52984), (555, 51552), (592, 48330), (666, 42960), (716, 39960), (720, 39738), (740, 38664), (864, 33115), (888, 32220), (895, 31968), (999, 28640), (1074, 26640), (1080, 26492), (1110, 25776), (1184, 24165), (1332, 21480), (1432, 19980), (1440, 19869), (1480, 19332), (1611, 17760), (1665, 17184), (1776, 16110), (1790, 15984), (1998, 14320), (2148, 13320), (2160, 13246), (2220, 12888), (2664, 10740), (2685, 10656), (2864, 9990), (2960, 9666), (3222, 8880), (3330, 8592), (3552, 8055), (3580, 7992), (3996, 7160), (4296, 6660), (4320, 6623), (4440, 6444), (4833, 5920), (4995, 5728), (5328, 5370)]