1900522680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{14411}}^1$

素因数の和:14589

約数の個数: 128

約数和(自身を含む): 6558036480

約数和(自身を除く): 4657513800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1884, 2198, 2355, 3140, 3297, 3768, 4396, 4710, 5495, 6280, 6594, 8792, 9420, 10990, 13188, 14411, 16485, 18840, 21980, 26376, 28822, 32970, 43233, 43960, 57644, 65940, 72055, 86466, 100877, 115288, 131880, 144110, 172932, 201754, 216165, 288220, 302631, 345864, 403508, 432330, 504385, 576440, 605262, 807016, 864660, 1008770, 1210524, 1513155, 1729320, 2017540, 2262527, 2421048, 3026310, 4035080, 4525054, 6052620, 6787581, 9050108, 11312635, 12105240, 13575162, 15837689, 18100216, 22625270, 27150324, 31675378, 33937905, 45250540, 47513067, 54300648, 63350756, 67875810, 79188445, 90501080, 95026134, 126701512, 135751620, 158376890, 190052268, 237565335, 271503240, 316753780, 380104536, 475130670, 633507560, 950261340, 1900522680]

約数ペア:

[(1, 1900522680), (2, 950261340), (3, 633507560), (4, 475130670), (5, 380104536), (6, 316753780), (7, 271503240), (8, 237565335), (10, 190052268), (12, 158376890), (14, 135751620), (15, 126701512), (20, 95026134), (21, 90501080), (24, 79188445), (28, 67875810), (30, 63350756), (35, 54300648), (40, 47513067), (42, 45250540), (56, 33937905), (60, 31675378), (70, 27150324), (84, 22625270), (105, 18100216), (120, 15837689), (140, 13575162), (157, 12105240), (168, 11312635), (210, 9050108), (280, 6787581), (314, 6052620), (420, 4525054), (471, 4035080), (628, 3026310), (785, 2421048), (840, 2262527), (942, 2017540), (1099, 1729320), (1256, 1513155), (1570, 1210524), (1884, 1008770), (2198, 864660), (2355, 807016), (3140, 605262), (3297, 576440), (3768, 504385), (4396, 432330), (4710, 403508), (5495, 345864), (6280, 302631), (6594, 288220), (8792, 216165), (9420, 201754), (10990, 172932), (13188, 144110), (14411, 131880), (16485, 115288), (18840, 100877), (21980, 86466), (26376, 72055), (28822, 65940), (32970, 57644), (43233, 43960)]