80212320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1125

約数の個数: 144

約数和(自身を含む): 279154512

約数和(自身を除く): 198942192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1051, 1060, 1272, 1440, 1590, 1696, 1908, 2102, 2120, 2385, 2544, 3153, 3180, 3816, 4204, 4240, 4770, 5088, 5255, 6306, 6360, 7632, 8408, 8480, 9459, 9540, 10510, 12612, 12720, 15264, 15765, 16816, 18918, 19080, 21020, 25224, 25440, 31530, 33632, 37836, 38160, 42040, 47295, 50448, 55703, 63060, 75672, 76320, 84080, 94590, 100896, 111406, 126120, 151344, 167109, 168160, 189180, 222812, 252240, 278515, 302688, 334218, 378360, 445624, 501327, 504480, 557030, 668436, 756720, 835545, 891248, 1002654, 1114060, 1336872, 1513440, 1671090, 1782496, 2005308, 2228120, 2506635, 2673744, 3342180, 4010616, 4456240, 5013270, 5347488, 6684360, 8021232, 8912480, 10026540, 13368720, 16042464, 20053080, 26737440, 40106160, 80212320]

約数ペア:

[(1, 80212320), (2, 40106160), (3, 26737440), (4, 20053080), (5, 16042464), (6, 13368720), (8, 10026540), (9, 8912480), (10, 8021232), (12, 6684360), (15, 5347488), (16, 5013270), (18, 4456240), (20, 4010616), (24, 3342180), (30, 2673744), (32, 2506635), (36, 2228120), (40, 2005308), (45, 1782496), (48, 1671090), (53, 1513440), (60, 1336872), (72, 1114060), (80, 1002654), (90, 891248), (96, 835545), (106, 756720), (120, 668436), (144, 557030), (159, 504480), (160, 501327), (180, 445624), (212, 378360), (240, 334218), (265, 302688), (288, 278515), (318, 252240), (360, 222812), (424, 189180), (477, 168160), (480, 167109), (530, 151344), (636, 126120), (720, 111406), (795, 100896), (848, 94590), (954, 84080), (1051, 76320), (1060, 75672), (1272, 63060), (1440, 55703), (1590, 50448), (1696, 47295), (1908, 42040), (2102, 38160), (2120, 37836), (2385, 33632), (2544, 31530), (3153, 25440), (3180, 25224), (3816, 21020), (4204, 19080), (4240, 18918), (4770, 16816), (5088, 15765), (5255, 15264), (6306, 12720), (6360, 12612), (7632, 10510), (8408, 9540), (8480, 9459)]