1917487600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 270

約数和(自身を含む): 5676650064

約数和(自身を除く): 3759162464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 80, 95, 98, 100, 112, 133, 140, 152, 175, 190, 196, 200, 245, 266, 271, 280, 304, 350, 361, 380, 392, 400, 475, 490, 532, 542, 560, 665, 700, 722, 760, 784, 931, 950, 980, 1064, 1084, 1225, 1330, 1355, 1400, 1444, 1520, 1805, 1862, 1897, 1900, 1960, 2128, 2168, 2450, 2527, 2660, 2710, 2800, 2888, 3325, 3610, 3724, 3794, 3800, 3920, 4336, 4655, 4900, 5054, 5149, 5320, 5420, 5776, 6650, 6775, 7220, 7448, 7588, 7600, 9025, 9310, 9485, 9800, 10108, 10298, 10640, 10840, 12635, 13279, 13300, 13550, 14440, 14896, 15176, 17689, 18050, 18620, 18970, 19600, 20216, 20596, 21680, 23275, 25270, 25745, 26558, 26600, 27100, 28880, 30352, 35378, 36043, 36100, 37240, 37940, 40432, 41192, 46550, 47425, 50540, 51490, 53116, 53200, 54200, 63175, 66395, 70756, 72086, 72200, 74480, 75880, 82384, 88445, 93100, 94850, 97831, 101080, 102980, 106232, 108400, 126350, 128725, 132790, 141512, 144172, 144400, 151760, 176890, 180215, 186200, 189700, 195662, 202160, 205960, 212464, 252301, 252700, 257450, 265580, 283024, 288344, 331975, 353780, 360430, 372400, 379400, 391324, 411920, 442225, 489155, 504602, 505400, 514900, 531160, 576688, 663950, 684817, 707560, 720860, 758800, 782648, 884450, 901075, 978310, 1009204, 1010800, 1029800, 1062320, 1261505, 1327900, 1369634, 1415120, 1441720, 1565296, 1768900, 1802150, 1956620, 2018408, 2059600, 2445775, 2523010, 2655800, 2739268, 2883440, 3424085, 3537800, 3604300, 3913240, 4036816, 4793719, 4891550, 5046020, 5311600, 5478536, 6307525, 6848170, 7075600, 7208600, 7826480, 9587438, 9783100, 10092040, 10957072, 12615050, 13696340, 14417200, 17120425, 19174876, 19566200, 20184080, 23968595, 25230100, 27392680, 34240850, 38349752, 39132400, 47937190, 50460200, 54785360, 68481700, 76699504, 95874380, 100920400, 119842975, 136963400, 191748760, 239685950, 273926800, 383497520, 479371900, 958743800, 1917487600]

約数ペア:

[(1, 1917487600), (2, 958743800), (4, 479371900), (5, 383497520), (7, 273926800), (8, 239685950), (10, 191748760), (14, 136963400), (16, 119842975), (19, 100920400), (20, 95874380), (25, 76699504), (28, 68481700), (35, 54785360), (38, 50460200), (40, 47937190), (49, 39132400), (50, 38349752), (56, 34240850), (70, 27392680), (76, 25230100), (80, 23968595), (95, 20184080), (98, 19566200), (100, 19174876), (112, 17120425), (133, 14417200), (140, 13696340), (152, 12615050), (175, 10957072), (190, 10092040), (196, 9783100), (200, 9587438), (245, 7826480), (266, 7208600), (271, 7075600), (280, 6848170), (304, 6307525), (350, 5478536), (361, 5311600), (380, 5046020), (392, 4891550), (400, 4793719), (475, 4036816), (490, 3913240), (532, 3604300), (542, 3537800), (560, 3424085), (665, 2883440), (700, 2739268), (722, 2655800), (760, 2523010), (784, 2445775), (931, 2059600), (950, 2018408), (980, 1956620), (1064, 1802150), (1084, 1768900), (1225, 1565296), (1330, 1441720), (1355, 1415120), (1400, 1369634), (1444, 1327900), (1520, 1261505), (1805, 1062320), (1862, 1029800), (1897, 1010800), (1900, 1009204), (1960, 978310), (2128, 901075), (2168, 884450), (2450, 782648), (2527, 758800), (2660, 720860), (2710, 707560), (2800, 684817), (2888, 663950), (3325, 576688), (3610, 531160), (3724, 514900), (3794, 505400), (3800, 504602), (3920, 489155), (4336, 442225), (4655, 411920), (4900, 391324), (5054, 379400), (5149, 372400), (5320, 360430), (5420, 353780), (5776, 331975), (6650, 288344), (6775, 283024), (7220, 265580), (7448, 257450), (7588, 252700), (7600, 252301), (9025, 212464), (9310, 205960), (9485, 202160), (9800, 195662), (10108, 189700), (10298, 186200), (10640, 180215), (10840, 176890), (12635, 151760), (13279, 144400), (13300, 144172), (13550, 141512), (14440, 132790), (14896, 128725), (15176, 126350), (17689, 108400), (18050, 106232), (18620, 102980), (18970, 101080), (19600, 97831), (20216, 94850), (20596, 93100), (21680, 88445), (23275, 82384), (25270, 75880), (25745, 74480), (26558, 72200), (26600, 72086), (27100, 70756), (28880, 66395), (30352, 63175), (35378, 54200), (36043, 53200), (36100, 53116), (37240, 51490), (37940, 50540), (40432, 47425), (41192, 46550)]