816335680

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:576

約数の個数: 112

約数和(自身を含む): 2001438720

約数和(自身を除く): 1185103040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 127, 160, 212, 254, 265, 320, 379, 424, 508, 530, 635, 758, 848, 1016, 1060, 1270, 1516, 1696, 1895, 2032, 2120, 2540, 3032, 3392, 3790, 4064, 4240, 5080, 6064, 6731, 7580, 8128, 8480, 10160, 12128, 13462, 15160, 16960, 20087, 20320, 24256, 26924, 30320, 33655, 40174, 40640, 48133, 53848, 60640, 67310, 80348, 96266, 100435, 107696, 121280, 134620, 160696, 192532, 200870, 215392, 240665, 269240, 321392, 385064, 401740, 430784, 481330, 538480, 642784, 770128, 803480, 962660, 1076960, 1285568, 1540256, 1606960, 1925320, 2153920, 2551049, 3080512, 3213920, 3850640, 5102098, 6427840, 7701280, 10204196, 12755245, 15402560, 20408392, 25510490, 40816784, 51020980, 81633568, 102041960, 163267136, 204083920, 408167840, 816335680]

約数ペア:

[(1, 816335680), (2, 408167840), (4, 204083920), (5, 163267136), (8, 102041960), (10, 81633568), (16, 51020980), (20, 40816784), (32, 25510490), (40, 20408392), (53, 15402560), (64, 12755245), (80, 10204196), (106, 7701280), (127, 6427840), (160, 5102098), (212, 3850640), (254, 3213920), (265, 3080512), (320, 2551049), (379, 2153920), (424, 1925320), (508, 1606960), (530, 1540256), (635, 1285568), (758, 1076960), (848, 962660), (1016, 803480), (1060, 770128), (1270, 642784), (1516, 538480), (1696, 481330), (1895, 430784), (2032, 401740), (2120, 385064), (2540, 321392), (3032, 269240), (3392, 240665), (3790, 215392), (4064, 200870), (4240, 192532), (5080, 160696), (6064, 134620), (6731, 121280), (7580, 107696), (8128, 100435), (8480, 96266), (10160, 80348), (12128, 67310), (13462, 60640), (15160, 53848), (16960, 48133), (20087, 40640), (20320, 40174), (24256, 33655), (26924, 30320)]