1769880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 128

約数和(自身を含む): 6336000

約数和(自身を除く): 4566120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 294, 301, 343, 344, 392, 420, 430, 490, 516, 588, 602, 645, 686, 735, 840, 860, 903, 980, 1029, 1032, 1176, 1204, 1290, 1372, 1470, 1505, 1715, 1720, 1806, 1960, 2058, 2107, 2408, 2580, 2744, 2940, 3010, 3430, 3612, 4116, 4214, 4515, 5145, 5160, 5880, 6020, 6321, 6860, 7224, 8232, 8428, 9030, 10290, 10535, 12040, 12642, 13720, 14749, 16856, 18060, 20580, 21070, 25284, 29498, 31605, 36120, 41160, 42140, 44247, 50568, 58996, 63210, 73745, 84280, 88494, 117992, 126420, 147490, 176988, 221235, 252840, 294980, 353976, 442470, 589960, 884940, 1769880]

約数ペア:

[(1, 1769880), (2, 884940), (3, 589960), (4, 442470), (5, 353976), (6, 294980), (7, 252840), (8, 221235), (10, 176988), (12, 147490), (14, 126420), (15, 117992), (20, 88494), (21, 84280), (24, 73745), (28, 63210), (30, 58996), (35, 50568), (40, 44247), (42, 42140), (43, 41160), (49, 36120), (56, 31605), (60, 29498), (70, 25284), (84, 21070), (86, 20580), (98, 18060), (105, 16856), (120, 14749), (129, 13720), (140, 12642), (147, 12040), (168, 10535), (172, 10290), (196, 9030), (210, 8428), (215, 8232), (245, 7224), (258, 6860), (280, 6321), (294, 6020), (301, 5880), (343, 5160), (344, 5145), (392, 4515), (420, 4214), (430, 4116), (490, 3612), (516, 3430), (588, 3010), (602, 2940), (645, 2744), (686, 2580), (735, 2408), (840, 2107), (860, 2058), (903, 1960), (980, 1806), (1029, 1720), (1032, 1715), (1176, 1505), (1204, 1470), (1290, 1372)]