444927840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{18917}}^1$

素因数の和:18949

約数の個数: 144

約数和(自身を含む): 1630428912

約数和(自身を除く): 1185501072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 18917, 23520, 37834, 56751, 75668, 94585, 113502, 132419, 151336, 189170, 227004, 264838, 283755, 302672, 378340, 397257, 454008, 529676, 567510, 605344, 662095, 756680, 794514, 908016, 926933, 1059352, 1135020, 1324190, 1513360, 1589028, 1816032, 1853866, 1986285, 2118704, 2270040, 2648380, 2780799, 3026720, 3178056, 3707732, 3972570, 4237408, 4540080, 4634665, 5296760, 5561598, 6356112, 7415464, 7945140, 9080160, 9269330, 10593520, 11123196, 12712224, 13903995, 14830928, 15890280, 18538660, 21187040, 22246392, 27807990, 29661856, 31780560, 37077320, 44492784, 55615980, 63561120, 74154640, 88985568, 111231960, 148309280, 222463920, 444927840]

約数ペア:

[(1, 444927840), (2, 222463920), (3, 148309280), (4, 111231960), (5, 88985568), (6, 74154640), (7, 63561120), (8, 55615980), (10, 44492784), (12, 37077320), (14, 31780560), (15, 29661856), (16, 27807990), (20, 22246392), (21, 21187040), (24, 18538660), (28, 15890280), (30, 14830928), (32, 13903995), (35, 12712224), (40, 11123196), (42, 10593520), (48, 9269330), (49, 9080160), (56, 7945140), (60, 7415464), (70, 6356112), (80, 5561598), (84, 5296760), (96, 4634665), (98, 4540080), (105, 4237408), (112, 3972570), (120, 3707732), (140, 3178056), (147, 3026720), (160, 2780799), (168, 2648380), (196, 2270040), (210, 2118704), (224, 1986285), (240, 1853866), (245, 1816032), (280, 1589028), (294, 1513360), (336, 1324190), (392, 1135020), (420, 1059352), (480, 926933), (490, 908016), (560, 794514), (588, 756680), (672, 662095), (735, 605344), (784, 567510), (840, 529676), (980, 454008), (1120, 397257), (1176, 378340), (1470, 302672), (1568, 283755), (1680, 264838), (1960, 227004), (2352, 189170), (2940, 151336), (3360, 132419), (3920, 113502), (4704, 94585), (5880, 75668), (7840, 56751), (11760, 37834), (18917, 23520)]