1489656240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{108893}}^1$

素因数の和:108931

約数の個数: 120

約数和(自身を含む): 5266113840

約数和(自身を除く): 3776457600

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, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 108893, 217786, 326679, 435572, 544465, 653358, 871144, 980037, 1088930, 1306716, 1633395, 1742288, 1960074, 2068967, 2177860, 2613432, 3266790, 3920148, 4137934, 4355720, 4900185, 5226864, 6206901, 6533580, 7840296, 8275868, 8711440, 9800370, 10344835, 12413802, 13067160, 15680592, 16551736, 18620703, 19600740, 20689670, 24827604, 26134320, 31034505, 33103472, 37241406, 39201480, 41379340, 49655208, 62069010, 74482812, 78402960, 82758680, 93103515, 99310416, 124138020, 148965624, 165517360, 186207030, 248276040, 297931248, 372414060, 496552080, 744828120, 1489656240]

約数ペア:

[(1, 1489656240), (2, 744828120), (3, 496552080), (4, 372414060), (5, 297931248), (6, 248276040), (8, 186207030), (9, 165517360), (10, 148965624), (12, 124138020), (15, 99310416), (16, 93103515), (18, 82758680), (19, 78402960), (20, 74482812), (24, 62069010), (30, 49655208), (36, 41379340), (38, 39201480), (40, 37241406), (45, 33103472), (48, 31034505), (57, 26134320), (60, 24827604), (72, 20689670), (76, 19600740), (80, 18620703), (90, 16551736), (95, 15680592), (114, 13067160), (120, 12413802), (144, 10344835), (152, 9800370), (171, 8711440), (180, 8275868), (190, 7840296), (228, 6533580), (240, 6206901), (285, 5226864), (304, 4900185), (342, 4355720), (360, 4137934), (380, 3920148), (456, 3266790), (570, 2613432), (684, 2177860), (720, 2068967), (760, 1960074), (855, 1742288), (912, 1633395), (1140, 1306716), (1368, 1088930), (1520, 980037), (1710, 871144), (2280, 653358), (2736, 544465), (3420, 435572), (4560, 326679), (6840, 217786), (13680, 108893)]