30857400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 123801600

約数和(自身を除く): 92944200

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, 79, 84, 90, 93, 100, 105, 120, 124, 126, 140, 150, 155, 158, 168, 175, 180, 186, 200, 210, 217, 225, 237, 248, 252, 279, 280, 300, 310, 315, 316, 350, 360, 372, 395, 420, 434, 450, 465, 474, 504, 525, 553, 558, 600, 620, 630, 632, 651, 700, 711, 744, 775, 790, 840, 868, 900, 930, 948, 1050, 1085, 1106, 1116, 1185, 1240, 1260, 1302, 1395, 1400, 1422, 1550, 1575, 1580, 1659, 1736, 1800, 1860, 1896, 1953, 1975, 2100, 2170, 2212, 2232, 2325, 2370, 2449, 2520, 2604, 2765, 2790, 2844, 3100, 3150, 3160, 3255, 3318, 3555, 3720, 3906, 3950, 4200, 4340, 4424, 4650, 4740, 4898, 4977, 5208, 5425, 5530, 5580, 5688, 5925, 6200, 6300, 6510, 6636, 6975, 7110, 7347, 7812, 7900, 8295, 8680, 9300, 9480, 9765, 9796, 9954, 10850, 11060, 11160, 11850, 12245, 12600, 13020, 13272, 13825, 13950, 14220, 14694, 15624, 15800, 16275, 16590, 17143, 17775, 18600, 19530, 19592, 19908, 21700, 22041, 22120, 23700, 24490, 24885, 26040, 27650, 27900, 28440, 29388, 32550, 33180, 34286, 35550, 36735, 39060, 39816, 41475, 43400, 44082, 47400, 48825, 48980, 49770, 51429, 55300, 55800, 58776, 61225, 65100, 66360, 68572, 71100, 73470, 78120, 82950, 85715, 88164, 97650, 97960, 99540, 102858, 110205, 110600, 122450, 124425, 130200, 137144, 142200, 146940, 154287, 165900, 171430, 176328, 183675, 195300, 199080, 205716, 220410, 244900, 248850, 257145, 293880, 308574, 331800, 342860, 367350, 390600, 411432, 428575, 440820, 489800, 497700, 514290, 551025, 617148, 685720, 734700, 771435, 857150, 881640, 995400, 1028580, 1102050, 1234296, 1285725, 1469400, 1542870, 1714300, 2057160, 2204100, 2571450, 3085740, 3428600, 3857175, 4408200, 5142900, 6171480, 7714350, 10285800, 15428700, 30857400]

約数ペア:

[(1, 30857400), (2, 15428700), (3, 10285800), (4, 7714350), (5, 6171480), (6, 5142900), (7, 4408200), (8, 3857175), (9, 3428600), (10, 3085740), (12, 2571450), (14, 2204100), (15, 2057160), (18, 1714300), (20, 1542870), (21, 1469400), (24, 1285725), (25, 1234296), (28, 1102050), (30, 1028580), (31, 995400), (35, 881640), (36, 857150), (40, 771435), (42, 734700), (45, 685720), (50, 617148), (56, 551025), (60, 514290), (62, 497700), (63, 489800), (70, 440820), (72, 428575), (75, 411432), (79, 390600), (84, 367350), (90, 342860), (93, 331800), (100, 308574), (105, 293880), (120, 257145), (124, 248850), (126, 244900), (140, 220410), (150, 205716), (155, 199080), (158, 195300), (168, 183675), (175, 176328), (180, 171430), (186, 165900), (200, 154287), (210, 146940), (217, 142200), (225, 137144), (237, 130200), (248, 124425), (252, 122450), (279, 110600), (280, 110205), (300, 102858), (310, 99540), (315, 97960), (316, 97650), (350, 88164), (360, 85715), (372, 82950), (395, 78120), (420, 73470), (434, 71100), (450, 68572), (465, 66360), (474, 65100), (504, 61225), (525, 58776), (553, 55800), (558, 55300), (600, 51429), (620, 49770), (630, 48980), (632, 48825), (651, 47400), (700, 44082), (711, 43400), (744, 41475), (775, 39816), (790, 39060), (840, 36735), (868, 35550), (900, 34286), (930, 33180), (948, 32550), (1050, 29388), (1085, 28440), (1106, 27900), (1116, 27650), (1185, 26040), (1240, 24885), (1260, 24490), (1302, 23700), (1395, 22120), (1400, 22041), (1422, 21700), (1550, 19908), (1575, 19592), (1580, 19530), (1659, 18600), (1736, 17775), (1800, 17143), (1860, 16590), (1896, 16275), (1953, 15800), (1975, 15624), (2100, 14694), (2170, 14220), (2212, 13950), (2232, 13825), (2325, 13272), (2370, 13020), (2449, 12600), (2520, 12245), (2604, 11850), (2765, 11160), (2790, 11060), (2844, 10850), (3100, 9954), (3150, 9796), (3160, 9765), (3255, 9480), (3318, 9300), (3555, 8680), (3720, 8295), (3906, 7900), (3950, 7812), (4200, 7347), (4340, 7110), (4424, 6975), (4650, 6636), (4740, 6510), (4898, 6300), (4977, 6200), (5208, 5925), (5425, 5688), (5530, 5580)]