205430400

素因数分解:

$2^7\times 3^2\times 5^2\times 7^1\times {\mathrm{1019}}^1$

素因数の和:1056

約数の個数: 288

約数和(自身を含む): 838562400

約数和(自身を除く): 633132000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 128, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 384, 400, 420, 448, 450, 480, 504, 525, 560, 576, 600, 630, 640, 672, 700, 720, 800, 840, 896, 900, 960, 1008, 1019, 1050, 1120, 1152, 1200, 1260, 1344, 1400, 1440, 1575, 1600, 1680, 1800, 1920, 2016, 2038, 2100, 2240, 2400, 2520, 2688, 2800, 2880, 3057, 3150, 3200, 3360, 3600, 4032, 4076, 4200, 4480, 4800, 5040, 5095, 5600, 5760, 6114, 6300, 6720, 7133, 7200, 8064, 8152, 8400, 9171, 9600, 10080, 10190, 11200, 12228, 12600, 13440, 14266, 14400, 15285, 16304, 16800, 18342, 20160, 20380, 21399, 22400, 24456, 25200, 25475, 28532, 28800, 30570, 32608, 33600, 35665, 36684, 40320, 40760, 42798, 45855, 48912, 50400, 50950, 57064, 61140, 64197, 65216, 67200, 71330, 73368, 76425, 81520, 85596, 91710, 97824, 100800, 101900, 106995, 114128, 122280, 128394, 130432, 142660, 146736, 152850, 163040, 171192, 178325, 183420, 195648, 201600, 203800, 213990, 228256, 229275, 244560, 256788, 285320, 293472, 305700, 320985, 326080, 342384, 356650, 366840, 391296, 407600, 427980, 456512, 458550, 489120, 513576, 534975, 570640, 586944, 611400, 641970, 652160, 684768, 713300, 733680, 815200, 855960, 913024, 917100, 978240, 1027152, 1069950, 1141280, 1173888, 1222800, 1283940, 1369536, 1426600, 1467360, 1604925, 1630400, 1711920, 1834200, 1956480, 2054304, 2139900, 2282560, 2445600, 2567880, 2739072, 2853200, 2934720, 3209850, 3260800, 3423840, 3668400, 4108608, 4279800, 4565120, 4891200, 5135760, 5706400, 5869440, 6419700, 6847680, 7336800, 8217216, 8559600, 9782400, 10271520, 11412800, 12839400, 13695360, 14673600, 17119200, 20543040, 22825600, 25678800, 29347200, 34238400, 41086080, 51357600, 68476800, 102715200, 205430400]

約数ペア:

[(1, 205430400), (2, 102715200), (3, 68476800), (4, 51357600), (5, 41086080), (6, 34238400), (7, 29347200), (8, 25678800), (9, 22825600), (10, 20543040), (12, 17119200), (14, 14673600), (15, 13695360), (16, 12839400), (18, 11412800), (20, 10271520), (21, 9782400), (24, 8559600), (25, 8217216), (28, 7336800), (30, 6847680), (32, 6419700), (35, 5869440), (36, 5706400), (40, 5135760), (42, 4891200), (45, 4565120), (48, 4279800), (50, 4108608), (56, 3668400), (60, 3423840), (63, 3260800), (64, 3209850), (70, 2934720), (72, 2853200), (75, 2739072), (80, 2567880), (84, 2445600), (90, 2282560), (96, 2139900), (100, 2054304), (105, 1956480), (112, 1834200), (120, 1711920), (126, 1630400), (128, 1604925), (140, 1467360), (144, 1426600), (150, 1369536), (160, 1283940), (168, 1222800), (175, 1173888), (180, 1141280), (192, 1069950), (200, 1027152), (210, 978240), (224, 917100), (225, 913024), (240, 855960), (252, 815200), (280, 733680), (288, 713300), (300, 684768), (315, 652160), (320, 641970), (336, 611400), (350, 586944), (360, 570640), (384, 534975), (400, 513576), (420, 489120), (448, 458550), (450, 456512), (480, 427980), (504, 407600), (525, 391296), (560, 366840), (576, 356650), (600, 342384), (630, 326080), (640, 320985), (672, 305700), (700, 293472), (720, 285320), (800, 256788), (840, 244560), (896, 229275), (900, 228256), (960, 213990), (1008, 203800), (1019, 201600), (1050, 195648), (1120, 183420), (1152, 178325), (1200, 171192), (1260, 163040), (1344, 152850), (1400, 146736), (1440, 142660), (1575, 130432), (1600, 128394), (1680, 122280), (1800, 114128), (1920, 106995), (2016, 101900), (2038, 100800), (2100, 97824), (2240, 91710), (2400, 85596), (2520, 81520), (2688, 76425), (2800, 73368), (2880, 71330), (3057, 67200), (3150, 65216), (3200, 64197), (3360, 61140), (3600, 57064), (4032, 50950), (4076, 50400), (4200, 48912), (4480, 45855), (4800, 42798), (5040, 40760), (5095, 40320), (5600, 36684), (5760, 35665), (6114, 33600), (6300, 32608), (6720, 30570), (7133, 28800), (7200, 28532), (8064, 25475), (8152, 25200), (8400, 24456), (9171, 22400), (9600, 21399), (10080, 20380), (10190, 20160), (11200, 18342), (12228, 16800), (12600, 16304), (13440, 15285), (14266, 14400)]