561126240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20549

約数の個数: 144

約数和(自身を含む): 2015722800

約数和(自身を除く): 1454596560

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, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 20509, 27360, 41018, 61527, 82036, 102545, 123054, 164072, 184581, 205090, 246108, 307635, 328144, 369162, 389671, 410180, 492216, 615270, 656288, 738324, 779342, 820360, 922905, 984432, 1169013, 1230540, 1476648, 1558684, 1640720, 1845810, 1948355, 1968864, 2338026, 2461080, 2953296, 3117368, 3281440, 3507039, 3691620, 3896710, 4676052, 4922160, 5845065, 5906592, 6234736, 7014078, 7383240, 7793420, 9352104, 9844320, 11690130, 12469472, 14028156, 14766480, 15586840, 17535195, 18704208, 23380260, 28056312, 29532960, 31173680, 35070390, 37408416, 46760520, 56112624, 62347360, 70140780, 93521040, 112225248, 140281560, 187042080, 280563120, 561126240]

約数ペア:

[(1, 561126240), (2, 280563120), (3, 187042080), (4, 140281560), (5, 112225248), (6, 93521040), (8, 70140780), (9, 62347360), (10, 56112624), (12, 46760520), (15, 37408416), (16, 35070390), (18, 31173680), (19, 29532960), (20, 28056312), (24, 23380260), (30, 18704208), (32, 17535195), (36, 15586840), (38, 14766480), (40, 14028156), (45, 12469472), (48, 11690130), (57, 9844320), (60, 9352104), (72, 7793420), (76, 7383240), (80, 7014078), (90, 6234736), (95, 5906592), (96, 5845065), (114, 4922160), (120, 4676052), (144, 3896710), (152, 3691620), (160, 3507039), (171, 3281440), (180, 3117368), (190, 2953296), (228, 2461080), (240, 2338026), (285, 1968864), (288, 1948355), (304, 1845810), (342, 1640720), (360, 1558684), (380, 1476648), (456, 1230540), (480, 1169013), (570, 984432), (608, 922905), (684, 820360), (720, 779342), (760, 738324), (855, 656288), (912, 615270), (1140, 492216), (1368, 410180), (1440, 389671), (1520, 369162), (1710, 328144), (1824, 307635), (2280, 246108), (2736, 205090), (3040, 184581), (3420, 164072), (4560, 123054), (5472, 102545), (6840, 82036), (9120, 61527), (13680, 41018), (20509, 27360)]