21384653580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1\times {\mathrm{1303}}^1$

素因数の和:2640

約数の個数: 144

約数和(自身を含む): 65858520000

約数和(自身を除く): 44473866420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1249, 1303, 1314, 1460, 2190, 2498, 2606, 2628, 3285, 3747, 3909, 4380, 4996, 5212, 6245, 6515, 6570, 7494, 7818, 11241, 11727, 12490, 13030, 13140, 14988, 15636, 18735, 19545, 22482, 23454, 24980, 26060, 37470, 39090, 44964, 46908, 56205, 58635, 74940, 78180, 91177, 95119, 112410, 117270, 182354, 190238, 224820, 234540, 273531, 285357, 364708, 380476, 455885, 475595, 547062, 570714, 820593, 856071, 911770, 951190, 1094124, 1141428, 1367655, 1426785, 1627447, 1641186, 1712142, 1823540, 1902380, 2735310, 2853570, 3254894, 3282372, 3424284, 4102965, 4280355, 4882341, 5470620, 5707140, 6509788, 8137235, 8205930, 8560710, 9764682, 14647023, 16274470, 16411860, 17121420, 19529364, 24411705, 29294046, 32548940, 48823410, 58588092, 73235115, 97646820, 118803631, 146470230, 237607262, 292940460, 356410893, 475214524, 594018155, 712821786, 1069232679, 1188036310, 1425643572, 1782054465, 2138465358, 2376072620, 3564108930, 4276930716, 5346163395, 7128217860, 10692326790, 21384653580]

約数ペア:

[(1, 21384653580), (2, 10692326790), (3, 7128217860), (4, 5346163395), (5, 4276930716), (6, 3564108930), (9, 2376072620), (10, 2138465358), (12, 1782054465), (15, 1425643572), (18, 1188036310), (20, 1069232679), (30, 712821786), (36, 594018155), (45, 475214524), (60, 356410893), (73, 292940460), (90, 237607262), (146, 146470230), (180, 118803631), (219, 97646820), (292, 73235115), (365, 58588092), (438, 48823410), (657, 32548940), (730, 29294046), (876, 24411705), (1095, 19529364), (1249, 17121420), (1303, 16411860), (1314, 16274470), (1460, 14647023), (2190, 9764682), (2498, 8560710), (2606, 8205930), (2628, 8137235), (3285, 6509788), (3747, 5707140), (3909, 5470620), (4380, 4882341), (4996, 4280355), (5212, 4102965), (6245, 3424284), (6515, 3282372), (6570, 3254894), (7494, 2853570), (7818, 2735310), (11241, 1902380), (11727, 1823540), (12490, 1712142), (13030, 1641186), (13140, 1627447), (14988, 1426785), (15636, 1367655), (18735, 1141428), (19545, 1094124), (22482, 951190), (23454, 911770), (24980, 856071), (26060, 820593), (37470, 570714), (39090, 547062), (44964, 475595), (46908, 455885), (56205, 380476), (58635, 364708), (74940, 285357), (78180, 273531), (91177, 234540), (95119, 224820), (112410, 190238), (117270, 182354)]