18618480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1399

約数の個数: 120

約数和(自身を含む): 65866320

約数和(自身を除く): 47247840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1361, 1368, 1520, 1710, 2280, 2722, 2736, 3420, 4083, 4560, 5444, 6805, 6840, 8166, 10888, 12249, 13610, 13680, 16332, 20415, 21776, 24498, 25859, 27220, 32664, 40830, 48996, 51718, 54440, 61245, 65328, 77577, 81660, 97992, 103436, 108880, 122490, 129295, 155154, 163320, 195984, 206872, 232731, 244980, 258590, 310308, 326640, 387885, 413744, 465462, 489960, 517180, 620616, 775770, 930924, 979920, 1034360, 1163655, 1241232, 1551540, 1861848, 2068720, 2327310, 3103080, 3723696, 4654620, 6206160, 9309240, 18618480]

約数ペア:

[(1, 18618480), (2, 9309240), (3, 6206160), (4, 4654620), (5, 3723696), (6, 3103080), (8, 2327310), (9, 2068720), (10, 1861848), (12, 1551540), (15, 1241232), (16, 1163655), (18, 1034360), (19, 979920), (20, 930924), (24, 775770), (30, 620616), (36, 517180), (38, 489960), (40, 465462), (45, 413744), (48, 387885), (57, 326640), (60, 310308), (72, 258590), (76, 244980), (80, 232731), (90, 206872), (95, 195984), (114, 163320), (120, 155154), (144, 129295), (152, 122490), (171, 108880), (180, 103436), (190, 97992), (228, 81660), (240, 77577), (285, 65328), (304, 61245), (342, 54440), (360, 51718), (380, 48996), (456, 40830), (570, 32664), (684, 27220), (720, 25859), (760, 24498), (855, 21776), (912, 20415), (1140, 16332), (1361, 13680), (1368, 13610), (1520, 12249), (1710, 10888), (2280, 8166), (2722, 6840), (2736, 6805), (3420, 5444), (4083, 4560)]