209968200

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 240

約数和(自身を含む): 786134580

約数和(自身を除く): 576166380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 81, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 162, 180, 195, 200, 216, 225, 234, 260, 270, 300, 312, 324, 325, 351, 360, 390, 405, 450, 468, 520, 540, 585, 600, 648, 650, 675, 702, 780, 810, 900, 936, 975, 997, 1053, 1080, 1170, 1300, 1350, 1404, 1560, 1620, 1755, 1800, 1950, 1994, 2025, 2106, 2340, 2600, 2700, 2808, 2925, 2991, 3240, 3510, 3900, 3988, 4050, 4212, 4680, 4985, 5265, 5400, 5850, 5982, 7020, 7800, 7976, 8100, 8424, 8775, 8973, 9970, 10530, 11700, 11964, 12961, 14040, 14955, 16200, 17550, 17946, 19940, 21060, 23400, 23928, 24925, 25922, 26325, 26919, 29910, 35100, 35892, 38883, 39880, 42120, 44865, 49850, 51844, 52650, 53838, 59820, 64805, 70200, 71784, 74775, 77766, 80757, 89730, 99700, 103688, 105300, 107676, 116649, 119640, 129610, 134595, 149550, 155532, 161514, 179460, 194415, 199400, 210600, 215352, 224325, 233298, 259220, 269190, 299100, 311064, 323028, 324025, 349947, 358920, 388830, 403785, 448650, 466596, 518440, 538380, 583245, 598200, 646056, 648050, 672975, 699894, 777660, 807570, 897300, 933192, 972075, 1049841, 1076760, 1166490, 1296100, 1345950, 1399788, 1555320, 1615140, 1749735, 1794600, 1944150, 2018925, 2099682, 2332980, 2592200, 2691900, 2799576, 2916225, 3230280, 3499470, 3888300, 4037850, 4199364, 4665960, 5249205, 5383800, 5832450, 6998940, 7776600, 8075700, 8398728, 8748675, 10498410, 11664900, 13997880, 16151400, 17497350, 20996820, 23329800, 26246025, 34994700, 41993640, 52492050, 69989400, 104984100, 209968200]

約数ペア:

[(1, 209968200), (2, 104984100), (3, 69989400), (4, 52492050), (5, 41993640), (6, 34994700), (8, 26246025), (9, 23329800), (10, 20996820), (12, 17497350), (13, 16151400), (15, 13997880), (18, 11664900), (20, 10498410), (24, 8748675), (25, 8398728), (26, 8075700), (27, 7776600), (30, 6998940), (36, 5832450), (39, 5383800), (40, 5249205), (45, 4665960), (50, 4199364), (52, 4037850), (54, 3888300), (60, 3499470), (65, 3230280), (72, 2916225), (75, 2799576), (78, 2691900), (81, 2592200), (90, 2332980), (100, 2099682), (104, 2018925), (108, 1944150), (117, 1794600), (120, 1749735), (130, 1615140), (135, 1555320), (150, 1399788), (156, 1345950), (162, 1296100), (180, 1166490), (195, 1076760), (200, 1049841), (216, 972075), (225, 933192), (234, 897300), (260, 807570), (270, 777660), (300, 699894), (312, 672975), (324, 648050), (325, 646056), (351, 598200), (360, 583245), (390, 538380), (405, 518440), (450, 466596), (468, 448650), (520, 403785), (540, 388830), (585, 358920), (600, 349947), (648, 324025), (650, 323028), (675, 311064), (702, 299100), (780, 269190), (810, 259220), (900, 233298), (936, 224325), (975, 215352), (997, 210600), (1053, 199400), (1080, 194415), (1170, 179460), (1300, 161514), (1350, 155532), (1404, 149550), (1560, 134595), (1620, 129610), (1755, 119640), (1800, 116649), (1950, 107676), (1994, 105300), (2025, 103688), (2106, 99700), (2340, 89730), (2600, 80757), (2700, 77766), (2808, 74775), (2925, 71784), (2991, 70200), (3240, 64805), (3510, 59820), (3900, 53838), (3988, 52650), (4050, 51844), (4212, 49850), (4680, 44865), (4985, 42120), (5265, 39880), (5400, 38883), (5850, 35892), (5982, 35100), (7020, 29910), (7800, 26919), (7976, 26325), (8100, 25922), (8424, 24925), (8775, 23928), (8973, 23400), (9970, 21060), (10530, 19940), (11700, 17946), (11964, 17550), (12961, 16200), (14040, 14955)]