21694320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1087

約数の個数: 120

約数和(自身を含む): 75441600

約数和(自身を除く): 53747280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1039, 1044, 1160, 1305, 1392, 1740, 2078, 2088, 2320, 2610, 3117, 3480, 4156, 4176, 5195, 5220, 6234, 6960, 8312, 9351, 10390, 10440, 12468, 15585, 16624, 18702, 20780, 20880, 24936, 30131, 31170, 37404, 41560, 46755, 49872, 60262, 62340, 74808, 83120, 90393, 93510, 120524, 124680, 149616, 150655, 180786, 187020, 241048, 249360, 271179, 301310, 361572, 374040, 451965, 482096, 542358, 602620, 723144, 748080, 903930, 1084716, 1205240, 1355895, 1446288, 1807860, 2169432, 2410480, 2711790, 3615720, 4338864, 5423580, 7231440, 10847160, 21694320]

約数ペア:

[(1, 21694320), (2, 10847160), (3, 7231440), (4, 5423580), (5, 4338864), (6, 3615720), (8, 2711790), (9, 2410480), (10, 2169432), (12, 1807860), (15, 1446288), (16, 1355895), (18, 1205240), (20, 1084716), (24, 903930), (29, 748080), (30, 723144), (36, 602620), (40, 542358), (45, 482096), (48, 451965), (58, 374040), (60, 361572), (72, 301310), (80, 271179), (87, 249360), (90, 241048), (116, 187020), (120, 180786), (144, 150655), (145, 149616), (174, 124680), (180, 120524), (232, 93510), (240, 90393), (261, 83120), (290, 74808), (348, 62340), (360, 60262), (435, 49872), (464, 46755), (522, 41560), (580, 37404), (696, 31170), (720, 30131), (870, 24936), (1039, 20880), (1044, 20780), (1160, 18702), (1305, 16624), (1392, 15585), (1740, 12468), (2078, 10440), (2088, 10390), (2320, 9351), (2610, 8312), (3117, 6960), (3480, 6234), (4156, 5220), (4176, 5195)]