218909600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 288

約数和(自身を含む): 685956096

約数和(自身を除く): 467046496

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 97, 100, 104, 112, 124, 130, 140, 155, 160, 175, 182, 194, 200, 208, 217, 224, 248, 260, 280, 310, 325, 350, 364, 388, 400, 403, 416, 434, 455, 485, 496, 520, 560, 620, 650, 679, 700, 728, 775, 776, 800, 806, 868, 910, 970, 992, 1040, 1085, 1120, 1240, 1261, 1300, 1358, 1400, 1456, 1550, 1552, 1612, 1736, 1820, 1940, 2015, 2080, 2170, 2275, 2425, 2480, 2522, 2600, 2716, 2800, 2821, 2912, 3007, 3100, 3104, 3224, 3395, 3472, 3640, 3880, 4030, 4340, 4550, 4850, 4960, 5044, 5200, 5425, 5432, 5600, 5642, 6014, 6200, 6305, 6448, 6790, 6944, 7280, 7760, 8060, 8680, 8827, 9100, 9700, 10075, 10088, 10400, 10850, 10864, 11284, 12028, 12400, 12610, 12896, 13580, 14105, 14560, 15035, 15520, 16120, 16975, 17360, 17654, 18200, 19400, 20150, 20176, 21049, 21700, 21728, 22568, 24056, 24800, 25220, 27160, 28210, 30070, 31525, 32240, 33950, 34720, 35308, 36400, 38800, 39091, 40300, 40352, 42098, 43400, 44135, 45136, 48112, 50440, 54320, 56420, 60140, 63050, 64480, 67900, 70525, 70616, 72800, 75175, 77600, 78182, 80600, 84196, 86800, 88270, 90272, 96224, 100880, 105245, 108640, 112840, 120280, 126100, 135800, 141050, 141232, 150350, 156364, 161200, 168392, 173600, 176540, 195455, 201760, 210490, 220675, 225680, 240560, 252200, 271600, 273637, 282100, 282464, 300700, 312728, 322400, 336784, 353080, 390910, 420980, 441350, 451360, 481120, 504400, 526225, 543200, 547274, 564200, 601400, 625456, 673568, 706160, 781820, 841960, 882700, 977275, 1008800, 1052450, 1094548, 1128400, 1202800, 1250912, 1368185, 1412320, 1563640, 1683920, 1765400, 1954550, 2104900, 2189096, 2256800, 2405600, 2736370, 3127280, 3367840, 3530800, 3909100, 4209800, 4378192, 5472740, 6254560, 6840925, 7061600, 7818200, 8419600, 8756384, 10945480, 13681850, 15636400, 16839200, 21890960, 27363700, 31272800, 43781920, 54727400, 109454800, 218909600]

約数ペア:

[(1, 218909600), (2, 109454800), (4, 54727400), (5, 43781920), (7, 31272800), (8, 27363700), (10, 21890960), (13, 16839200), (14, 15636400), (16, 13681850), (20, 10945480), (25, 8756384), (26, 8419600), (28, 7818200), (31, 7061600), (32, 6840925), (35, 6254560), (40, 5472740), (50, 4378192), (52, 4209800), (56, 3909100), (62, 3530800), (65, 3367840), (70, 3127280), (80, 2736370), (91, 2405600), (97, 2256800), (100, 2189096), (104, 2104900), (112, 1954550), (124, 1765400), (130, 1683920), (140, 1563640), (155, 1412320), (160, 1368185), (175, 1250912), (182, 1202800), (194, 1128400), (200, 1094548), (208, 1052450), (217, 1008800), (224, 977275), (248, 882700), (260, 841960), (280, 781820), (310, 706160), (325, 673568), (350, 625456), (364, 601400), (388, 564200), (400, 547274), (403, 543200), (416, 526225), (434, 504400), (455, 481120), (485, 451360), (496, 441350), (520, 420980), (560, 390910), (620, 353080), (650, 336784), (679, 322400), (700, 312728), (728, 300700), (775, 282464), (776, 282100), (800, 273637), (806, 271600), (868, 252200), (910, 240560), (970, 225680), (992, 220675), (1040, 210490), (1085, 201760), (1120, 195455), (1240, 176540), (1261, 173600), (1300, 168392), (1358, 161200), (1400, 156364), (1456, 150350), (1550, 141232), (1552, 141050), (1612, 135800), (1736, 126100), (1820, 120280), (1940, 112840), (2015, 108640), (2080, 105245), (2170, 100880), (2275, 96224), (2425, 90272), (2480, 88270), (2522, 86800), (2600, 84196), (2716, 80600), (2800, 78182), (2821, 77600), (2912, 75175), (3007, 72800), (3100, 70616), (3104, 70525), (3224, 67900), (3395, 64480), (3472, 63050), (3640, 60140), (3880, 56420), (4030, 54320), (4340, 50440), (4550, 48112), (4850, 45136), (4960, 44135), (5044, 43400), (5200, 42098), (5425, 40352), (5432, 40300), (5600, 39091), (5642, 38800), (6014, 36400), (6200, 35308), (6305, 34720), (6448, 33950), (6790, 32240), (6944, 31525), (7280, 30070), (7760, 28210), (8060, 27160), (8680, 25220), (8827, 24800), (9100, 24056), (9700, 22568), (10075, 21728), (10088, 21700), (10400, 21049), (10850, 20176), (10864, 20150), (11284, 19400), (12028, 18200), (12400, 17654), (12610, 17360), (12896, 16975), (13580, 16120), (14105, 15520), (14560, 15035)]