17572380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 58988160

約数和(自身を除く): 41415780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 139, 140, 147, 172, 196, 210, 215, 245, 258, 278, 294, 301, 417, 420, 430, 490, 516, 556, 588, 602, 645, 695, 735, 834, 860, 903, 973, 980, 1204, 1290, 1390, 1470, 1505, 1668, 1806, 1946, 2085, 2107, 2580, 2780, 2919, 2940, 3010, 3612, 3892, 4170, 4214, 4515, 4865, 5838, 5977, 6020, 6321, 6811, 8340, 8428, 9030, 9730, 10535, 11676, 11954, 12642, 13622, 14595, 17931, 18060, 19460, 20433, 21070, 23908, 25284, 27244, 29190, 29885, 31605, 34055, 35862, 40866, 41839, 42140, 58380, 59770, 63210, 68110, 71724, 81732, 83678, 89655, 102165, 119540, 125517, 126420, 136220, 167356, 179310, 204330, 209195, 251034, 292873, 358620, 408660, 418390, 502068, 585746, 627585, 836780, 878619, 1171492, 1255170, 1464365, 1757238, 2510340, 2928730, 3514476, 4393095, 5857460, 8786190, 17572380]

約数ペア:

[(1, 17572380), (2, 8786190), (3, 5857460), (4, 4393095), (5, 3514476), (6, 2928730), (7, 2510340), (10, 1757238), (12, 1464365), (14, 1255170), (15, 1171492), (20, 878619), (21, 836780), (28, 627585), (30, 585746), (35, 502068), (42, 418390), (43, 408660), (49, 358620), (60, 292873), (70, 251034), (84, 209195), (86, 204330), (98, 179310), (105, 167356), (129, 136220), (139, 126420), (140, 125517), (147, 119540), (172, 102165), (196, 89655), (210, 83678), (215, 81732), (245, 71724), (258, 68110), (278, 63210), (294, 59770), (301, 58380), (417, 42140), (420, 41839), (430, 40866), (490, 35862), (516, 34055), (556, 31605), (588, 29885), (602, 29190), (645, 27244), (695, 25284), (735, 23908), (834, 21070), (860, 20433), (903, 19460), (973, 18060), (980, 17931), (1204, 14595), (1290, 13622), (1390, 12642), (1470, 11954), (1505, 11676), (1668, 10535), (1806, 9730), (1946, 9030), (2085, 8428), (2107, 8340), (2580, 6811), (2780, 6321), (2919, 6020), (2940, 5977), (3010, 5838), (3612, 4865), (3892, 4515), (4170, 4214)]