253605240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:822

約数の個数: 192

約数和(自身を含む): 949440960

約数和(自身を除く): 695835720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 157, 168, 180, 210, 252, 280, 314, 315, 360, 420, 471, 504, 628, 630, 641, 785, 840, 942, 1099, 1256, 1260, 1282, 1413, 1570, 1884, 1923, 2198, 2355, 2520, 2564, 2826, 3140, 3205, 3297, 3768, 3846, 4396, 4487, 4710, 5128, 5495, 5652, 5769, 6280, 6410, 6594, 7065, 7692, 8792, 8974, 9420, 9615, 9891, 10990, 11304, 11538, 12820, 13188, 13461, 14130, 15384, 16485, 17948, 18840, 19230, 19782, 21980, 22435, 23076, 25640, 26376, 26922, 28260, 28845, 32970, 35896, 38460, 39564, 40383, 43960, 44870, 46152, 49455, 53844, 56520, 57690, 65940, 67305, 76920, 79128, 80766, 89740, 98910, 100637, 107688, 115380, 131880, 134610, 161532, 179480, 197820, 201274, 201915, 230760, 269220, 301911, 323064, 395640, 402548, 403830, 503185, 538440, 603822, 704459, 805096, 807660, 905733, 1006370, 1207644, 1408918, 1509555, 1615320, 1811466, 2012740, 2113377, 2415288, 2817836, 3019110, 3522295, 3622932, 4025480, 4226754, 4528665, 5635672, 6038220, 6340131, 7044590, 7245864, 8453508, 9057330, 10566885, 12076440, 12680262, 14089180, 16907016, 18114660, 21133770, 25360524, 28178360, 31700655, 36229320, 42267540, 50721048, 63401310, 84535080, 126802620, 253605240]

約数ペア:

[(1, 253605240), (2, 126802620), (3, 84535080), (4, 63401310), (5, 50721048), (6, 42267540), (7, 36229320), (8, 31700655), (9, 28178360), (10, 25360524), (12, 21133770), (14, 18114660), (15, 16907016), (18, 14089180), (20, 12680262), (21, 12076440), (24, 10566885), (28, 9057330), (30, 8453508), (35, 7245864), (36, 7044590), (40, 6340131), (42, 6038220), (45, 5635672), (56, 4528665), (60, 4226754), (63, 4025480), (70, 3622932), (72, 3522295), (84, 3019110), (90, 2817836), (105, 2415288), (120, 2113377), (126, 2012740), (140, 1811466), (157, 1615320), (168, 1509555), (180, 1408918), (210, 1207644), (252, 1006370), (280, 905733), (314, 807660), (315, 805096), (360, 704459), (420, 603822), (471, 538440), (504, 503185), (628, 403830), (630, 402548), (641, 395640), (785, 323064), (840, 301911), (942, 269220), (1099, 230760), (1256, 201915), (1260, 201274), (1282, 197820), (1413, 179480), (1570, 161532), (1884, 134610), (1923, 131880), (2198, 115380), (2355, 107688), (2520, 100637), (2564, 98910), (2826, 89740), (3140, 80766), (3205, 79128), (3297, 76920), (3768, 67305), (3846, 65940), (4396, 57690), (4487, 56520), (4710, 53844), (5128, 49455), (5495, 46152), (5652, 44870), (5769, 43960), (6280, 40383), (6410, 39564), (6594, 38460), (7065, 35896), (7692, 32970), (8792, 28845), (8974, 28260), (9420, 26922), (9615, 26376), (9891, 25640), (10990, 23076), (11304, 22435), (11538, 21980), (12820, 19782), (13188, 19230), (13461, 18840), (14130, 17948), (15384, 16485)]