319940880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1393

約数の個数: 160

約数和(自身を含む): 1141665024

約数和(自身を除く): 821724144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 157, 168, 210, 240, 280, 314, 336, 420, 471, 560, 628, 785, 840, 942, 1099, 1213, 1256, 1570, 1680, 1884, 2198, 2355, 2426, 2512, 3140, 3297, 3639, 3768, 4396, 4710, 4852, 5495, 6065, 6280, 6594, 7278, 7536, 8491, 8792, 9420, 9704, 10990, 12130, 12560, 13188, 14556, 16485, 16982, 17584, 18195, 18840, 19408, 21980, 24260, 25473, 26376, 29112, 32970, 33964, 36390, 37680, 42455, 43960, 48520, 50946, 52752, 58224, 65940, 67928, 72780, 84910, 87920, 97040, 101892, 127365, 131880, 135856, 145560, 169820, 190441, 203784, 254730, 263760, 291120, 339640, 380882, 407568, 509460, 571323, 679280, 761764, 952205, 1018920, 1142646, 1333087, 1523528, 1904410, 2037840, 2285292, 2666174, 2856615, 3047056, 3808820, 3999261, 4570584, 5332348, 5713230, 6665435, 7617640, 7998522, 9141168, 10664696, 11426460, 13330870, 15235280, 15997044, 19996305, 21329392, 22852920, 26661740, 31994088, 39992610, 45705840, 53323480, 63988176, 79985220, 106646960, 159970440, 319940880]

約数ペア:

[(1, 319940880), (2, 159970440), (3, 106646960), (4, 79985220), (5, 63988176), (6, 53323480), (7, 45705840), (8, 39992610), (10, 31994088), (12, 26661740), (14, 22852920), (15, 21329392), (16, 19996305), (20, 15997044), (21, 15235280), (24, 13330870), (28, 11426460), (30, 10664696), (35, 9141168), (40, 7998522), (42, 7617640), (48, 6665435), (56, 5713230), (60, 5332348), (70, 4570584), (80, 3999261), (84, 3808820), (105, 3047056), (112, 2856615), (120, 2666174), (140, 2285292), (157, 2037840), (168, 1904410), (210, 1523528), (240, 1333087), (280, 1142646), (314, 1018920), (336, 952205), (420, 761764), (471, 679280), (560, 571323), (628, 509460), (785, 407568), (840, 380882), (942, 339640), (1099, 291120), (1213, 263760), (1256, 254730), (1570, 203784), (1680, 190441), (1884, 169820), (2198, 145560), (2355, 135856), (2426, 131880), (2512, 127365), (3140, 101892), (3297, 97040), (3639, 87920), (3768, 84910), (4396, 72780), (4710, 67928), (4852, 65940), (5495, 58224), (6065, 52752), (6280, 50946), (6594, 48520), (7278, 43960), (7536, 42455), (8491, 37680), (8792, 36390), (9420, 33964), (9704, 32970), (10990, 29112), (12130, 26376), (12560, 25473), (13188, 24260), (14556, 21980), (16485, 19408), (16982, 18840), (17584, 18195)]