389428200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 288

約数和(自身を含む): 1544424960

約数和(自身を除く): 1154996760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 31, 35, 36, 40, 42, 45, 50, 56, 60, 62, 63, 70, 72, 75, 84, 90, 93, 100, 105, 120, 124, 126, 140, 150, 155, 168, 175, 180, 186, 200, 210, 217, 225, 248, 252, 279, 280, 300, 310, 315, 350, 360, 372, 420, 434, 450, 465, 504, 525, 558, 600, 620, 630, 651, 700, 744, 775, 840, 868, 900, 930, 997, 1050, 1085, 1116, 1240, 1260, 1302, 1395, 1400, 1550, 1575, 1736, 1800, 1860, 1953, 1994, 2100, 2170, 2232, 2325, 2520, 2604, 2790, 2991, 3100, 3150, 3255, 3720, 3906, 3988, 4200, 4340, 4650, 4985, 5208, 5425, 5580, 5982, 6200, 6300, 6510, 6975, 6979, 7812, 7976, 8680, 8973, 9300, 9765, 9970, 10850, 11160, 11964, 12600, 13020, 13950, 13958, 14955, 15624, 16275, 17946, 18600, 19530, 19940, 20937, 21700, 23928, 24925, 26040, 27900, 27916, 29910, 30907, 32550, 34895, 35892, 39060, 39880, 41874, 43400, 44865, 48825, 49850, 55800, 55832, 59820, 61814, 62811, 65100, 69790, 71784, 74775, 78120, 83748, 89730, 92721, 97650, 99700, 104685, 119640, 123628, 125622, 130200, 139580, 149550, 154535, 167496, 174475, 179460, 185442, 195300, 199400, 209370, 216349, 224325, 247256, 251244, 278163, 279160, 299100, 309070, 314055, 348950, 358920, 370884, 390600, 418740, 432698, 448650, 463605, 502488, 523425, 556326, 598200, 618140, 628110, 649047, 697900, 741768, 772675, 837480, 865396, 897300, 927210, 1046850, 1081745, 1112652, 1236280, 1256220, 1298094, 1390815, 1395800, 1545350, 1570275, 1730792, 1794600, 1854420, 1947141, 2093700, 2163490, 2225304, 2318025, 2512440, 2596188, 2781630, 3090700, 3140550, 3245235, 3708840, 3894282, 4187400, 4326980, 4636050, 5192376, 5408725, 5563260, 6181400, 6281100, 6490470, 6954075, 7788564, 8653960, 9272100, 9735705, 10817450, 11126520, 12562200, 12980940, 13908150, 15577128, 16226175, 18544200, 19471410, 21634900, 25961880, 27816300, 32452350, 38942820, 43269800, 48678525, 55632600, 64904700, 77885640, 97357050, 129809400, 194714100, 389428200]

約数ペア:

[(1, 389428200), (2, 194714100), (3, 129809400), (4, 97357050), (5, 77885640), (6, 64904700), (7, 55632600), (8, 48678525), (9, 43269800), (10, 38942820), (12, 32452350), (14, 27816300), (15, 25961880), (18, 21634900), (20, 19471410), (21, 18544200), (24, 16226175), (25, 15577128), (28, 13908150), (30, 12980940), (31, 12562200), (35, 11126520), (36, 10817450), (40, 9735705), (42, 9272100), (45, 8653960), (50, 7788564), (56, 6954075), (60, 6490470), (62, 6281100), (63, 6181400), (70, 5563260), (72, 5408725), (75, 5192376), (84, 4636050), (90, 4326980), (93, 4187400), (100, 3894282), (105, 3708840), (120, 3245235), (124, 3140550), (126, 3090700), (140, 2781630), (150, 2596188), (155, 2512440), (168, 2318025), (175, 2225304), (180, 2163490), (186, 2093700), (200, 1947141), (210, 1854420), (217, 1794600), (225, 1730792), (248, 1570275), (252, 1545350), (279, 1395800), (280, 1390815), (300, 1298094), (310, 1256220), (315, 1236280), (350, 1112652), (360, 1081745), (372, 1046850), (420, 927210), (434, 897300), (450, 865396), (465, 837480), (504, 772675), (525, 741768), (558, 697900), (600, 649047), (620, 628110), (630, 618140), (651, 598200), (700, 556326), (744, 523425), (775, 502488), (840, 463605), (868, 448650), (900, 432698), (930, 418740), (997, 390600), (1050, 370884), (1085, 358920), (1116, 348950), (1240, 314055), (1260, 309070), (1302, 299100), (1395, 279160), (1400, 278163), (1550, 251244), (1575, 247256), (1736, 224325), (1800, 216349), (1860, 209370), (1953, 199400), (1994, 195300), (2100, 185442), (2170, 179460), (2232, 174475), (2325, 167496), (2520, 154535), (2604, 149550), (2790, 139580), (2991, 130200), (3100, 125622), (3150, 123628), (3255, 119640), (3720, 104685), (3906, 99700), (3988, 97650), (4200, 92721), (4340, 89730), (4650, 83748), (4985, 78120), (5208, 74775), (5425, 71784), (5580, 69790), (5982, 65100), (6200, 62811), (6300, 61814), (6510, 59820), (6975, 55832), (6979, 55800), (7812, 49850), (7976, 48825), (8680, 44865), (8973, 43400), (9300, 41874), (9765, 39880), (9970, 39060), (10850, 35892), (11160, 34895), (11964, 32550), (12600, 30907), (13020, 29910), (13950, 27916), (13958, 27900), (14955, 26040), (15624, 24925), (16275, 23928), (17946, 21700), (18600, 20937), (19530, 19940)]