28618560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:565

約数の個数: 168

約数和(自身を含む): 103814880

約数和(自身を除く): 75196320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 456, 480, 523, 570, 576, 608, 684, 720, 760, 855, 912, 960, 1046, 1140, 1216, 1368, 1440, 1520, 1569, 1710, 1824, 2092, 2280, 2615, 2736, 2880, 3040, 3138, 3420, 3648, 4184, 4560, 4707, 5230, 5472, 6080, 6276, 6840, 7845, 8368, 9120, 9414, 9937, 10460, 10944, 12552, 13680, 15690, 16736, 18240, 18828, 19874, 20920, 23535, 25104, 27360, 29811, 31380, 33472, 37656, 39748, 41840, 47070, 49685, 50208, 54720, 59622, 62760, 75312, 79496, 83680, 89433, 94140, 99370, 100416, 119244, 125520, 149055, 150624, 158992, 167360, 178866, 188280, 198740, 238488, 251040, 298110, 301248, 317984, 357732, 376560, 397480, 447165, 476976, 502080, 596220, 635968, 715464, 753120, 794960, 894330, 953952, 1192440, 1430928, 1506240, 1589920, 1788660, 1907904, 2384880, 2861856, 3179840, 3577320, 4769760, 5723712, 7154640, 9539520, 14309280, 28618560]

約数ペア:

[(1, 28618560), (2, 14309280), (3, 9539520), (4, 7154640), (5, 5723712), (6, 4769760), (8, 3577320), (9, 3179840), (10, 2861856), (12, 2384880), (15, 1907904), (16, 1788660), (18, 1589920), (19, 1506240), (20, 1430928), (24, 1192440), (30, 953952), (32, 894330), (36, 794960), (38, 753120), (40, 715464), (45, 635968), (48, 596220), (57, 502080), (60, 476976), (64, 447165), (72, 397480), (76, 376560), (80, 357732), (90, 317984), (95, 301248), (96, 298110), (114, 251040), (120, 238488), (144, 198740), (152, 188280), (160, 178866), (171, 167360), (180, 158992), (190, 150624), (192, 149055), (228, 125520), (240, 119244), (285, 100416), (288, 99370), (304, 94140), (320, 89433), (342, 83680), (360, 79496), (380, 75312), (456, 62760), (480, 59622), (523, 54720), (570, 50208), (576, 49685), (608, 47070), (684, 41840), (720, 39748), (760, 37656), (855, 33472), (912, 31380), (960, 29811), (1046, 27360), (1140, 25104), (1216, 23535), (1368, 20920), (1440, 19874), (1520, 18828), (1569, 18240), (1710, 16736), (1824, 15690), (2092, 13680), (2280, 12552), (2615, 10944), (2736, 10460), (2880, 9937), (3040, 9414), (3138, 9120), (3420, 8368), (3648, 7845), (4184, 6840), (4560, 6276), (4707, 6080), (5230, 5472)]