28265040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1117

約数の個数: 120

約数和(自身を含む): 97580808

約数和(自身を除く): 69315768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1061, 1110, 1332, 1480, 1665, 1776, 2122, 2220, 2664, 2960, 3183, 3330, 4244, 4440, 5305, 5328, 6366, 6660, 8488, 8880, 9549, 10610, 12732, 13320, 15915, 16976, 19098, 21220, 25464, 26640, 31830, 38196, 39257, 42440, 47745, 50928, 63660, 76392, 78514, 84880, 95490, 117771, 127320, 152784, 157028, 190980, 196285, 235542, 254640, 314056, 353313, 381960, 392570, 471084, 588855, 628112, 706626, 763920, 785140, 942168, 1177710, 1413252, 1570280, 1766565, 1884336, 2355420, 2826504, 3140560, 3533130, 4710840, 5653008, 7066260, 9421680, 14132520, 28265040]

約数ペア:

[(1, 28265040), (2, 14132520), (3, 9421680), (4, 7066260), (5, 5653008), (6, 4710840), (8, 3533130), (9, 3140560), (10, 2826504), (12, 2355420), (15, 1884336), (16, 1766565), (18, 1570280), (20, 1413252), (24, 1177710), (30, 942168), (36, 785140), (37, 763920), (40, 706626), (45, 628112), (48, 588855), (60, 471084), (72, 392570), (74, 381960), (80, 353313), (90, 314056), (111, 254640), (120, 235542), (144, 196285), (148, 190980), (180, 157028), (185, 152784), (222, 127320), (240, 117771), (296, 95490), (333, 84880), (360, 78514), (370, 76392), (444, 63660), (555, 50928), (592, 47745), (666, 42440), (720, 39257), (740, 38196), (888, 31830), (1061, 26640), (1110, 25464), (1332, 21220), (1480, 19098), (1665, 16976), (1776, 15915), (2122, 13320), (2220, 12732), (2664, 10610), (2960, 9549), (3183, 8880), (3330, 8488), (4244, 6660), (4440, 6366), (5305, 5328)]