281292480

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{4651}}^1$

素因数の和:4684

約数の個数: 224

約数和(自身を含む): 1134343680

約数和(自身を除く): 853051200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 4651, 5040, 6048, 6720, 7560, 8640, 9302, 10080, 12096, 13953, 15120, 18604, 20160, 23255, 27906, 30240, 32557, 37208, 41859, 46510, 55812, 60480, 65114, 69765, 74416, 83718, 93020, 97671, 111624, 125577, 130228, 139530, 148832, 162785, 167436, 186040, 195342, 209295, 223248, 251154, 260456, 279060, 293013, 297664, 325570, 334872, 372080, 390684, 418590, 446496, 488355, 502308, 520912, 558120, 586026, 627885, 651140, 669744, 744160, 781368, 837180, 879039, 892992, 976710, 1004616, 1041824, 1116240, 1172052, 1255770, 1302280, 1339488, 1465065, 1488320, 1562736, 1674360, 1758078, 1953420, 2009232, 2083648, 2232480, 2344104, 2511540, 2604560, 2678976, 2930130, 3125472, 3348720, 3516156, 3906840, 4018464, 4395195, 4464960, 4688208, 5023080, 5209120, 5860260, 6250944, 6697440, 7032312, 7813680, 8036928, 8790390, 9376416, 10046160, 10418240, 11720520, 13394880, 14064624, 15627360, 17580780, 18752832, 20092320, 23441040, 28129248, 31254720, 35161560, 40184640, 46882080, 56258496, 70323120, 93764160, 140646240, 281292480]

約数ペア:

[(1, 281292480), (2, 140646240), (3, 93764160), (4, 70323120), (5, 56258496), (6, 46882080), (7, 40184640), (8, 35161560), (9, 31254720), (10, 28129248), (12, 23441040), (14, 20092320), (15, 18752832), (16, 17580780), (18, 15627360), (20, 14064624), (21, 13394880), (24, 11720520), (27, 10418240), (28, 10046160), (30, 9376416), (32, 8790390), (35, 8036928), (36, 7813680), (40, 7032312), (42, 6697440), (45, 6250944), (48, 5860260), (54, 5209120), (56, 5023080), (60, 4688208), (63, 4464960), (64, 4395195), (70, 4018464), (72, 3906840), (80, 3516156), (84, 3348720), (90, 3125472), (96, 2930130), (105, 2678976), (108, 2604560), (112, 2511540), (120, 2344104), (126, 2232480), (135, 2083648), (140, 2009232), (144, 1953420), (160, 1758078), (168, 1674360), (180, 1562736), (189, 1488320), (192, 1465065), (210, 1339488), (216, 1302280), (224, 1255770), (240, 1172052), (252, 1116240), (270, 1041824), (280, 1004616), (288, 976710), (315, 892992), (320, 879039), (336, 837180), (360, 781368), (378, 744160), (420, 669744), (432, 651140), (448, 627885), (480, 586026), (504, 558120), (540, 520912), (560, 502308), (576, 488355), (630, 446496), (672, 418590), (720, 390684), (756, 372080), (840, 334872), (864, 325570), (945, 297664), (960, 293013), (1008, 279060), (1080, 260456), (1120, 251154), (1260, 223248), (1344, 209295), (1440, 195342), (1512, 186040), (1680, 167436), (1728, 162785), (1890, 148832), (2016, 139530), (2160, 130228), (2240, 125577), (2520, 111624), (2880, 97671), (3024, 93020), (3360, 83718), (3780, 74416), (4032, 69765), (4320, 65114), (4651, 60480), (5040, 55812), (6048, 46510), (6720, 41859), (7560, 37208), (8640, 32557), (9302, 30240), (10080, 27906), (12096, 23255), (13953, 20160), (15120, 18604)]