305994780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:530

約数の個数: 288

約数和(自身を含む): 1180569600

約数和(自身を除く): 874574820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 169, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 338, 351, 364, 378, 390, 420, 455, 468, 479, 507, 540, 546, 585, 630, 676, 702, 756, 780, 819, 845, 910, 945, 958, 1014, 1092, 1170, 1183, 1260, 1365, 1404, 1437, 1521, 1638, 1690, 1755, 1820, 1890, 1916, 2028, 2340, 2366, 2395, 2457, 2535, 2730, 2874, 3042, 3276, 3353, 3380, 3510, 3549, 3780, 4095, 4311, 4563, 4732, 4790, 4914, 5070, 5460, 5748, 5915, 6084, 6227, 6706, 7020, 7098, 7185, 7605, 8190, 8622, 9126, 9580, 9828, 10059, 10140, 10647, 11830, 12285, 12454, 12933, 13412, 14196, 14370, 15210, 16380, 16765, 17244, 17745, 18252, 18681, 20118, 21294, 21555, 22815, 23660, 24570, 24908, 25866, 28740, 30177, 30420, 31135, 31941, 33530, 35490, 37362, 40236, 42588, 43110, 43589, 45630, 49140, 50295, 51732, 53235, 56043, 60354, 62270, 63882, 64665, 67060, 70980, 74724, 80951, 86220, 87178, 90531, 91260, 93405, 100590, 106470, 112086, 120708, 124540, 127764, 129330, 130767, 150885, 159705, 161902, 168129, 174356, 181062, 186810, 201180, 212940, 217945, 224172, 242853, 258660, 261534, 280215, 301770, 319410, 323804, 336258, 362124, 373620, 392301, 404755, 435890, 452655, 485706, 523068, 560430, 566657, 603540, 638820, 653835, 672516, 728559, 784602, 809510, 840645, 871780, 905310, 971412, 1120860, 1133314, 1176903, 1214265, 1307670, 1457118, 1569204, 1619020, 1681290, 1699971, 1810620, 1961505, 2185677, 2266628, 2353806, 2428530, 2615340, 2833285, 2914236, 3362580, 3399942, 3642795, 3923010, 4371354, 4707612, 4857060, 5099913, 5666570, 5884515, 6799884, 7285590, 7846020, 8499855, 8742708, 10199826, 10928385, 11333140, 11769030, 14571180, 15299739, 16999710, 20399652, 21856770, 23538060, 25499565, 30599478, 33999420, 43713540, 50999130, 61198956, 76498695, 101998260, 152997390, 305994780]

約数ペア:

[(1, 305994780), (2, 152997390), (3, 101998260), (4, 76498695), (5, 61198956), (6, 50999130), (7, 43713540), (9, 33999420), (10, 30599478), (12, 25499565), (13, 23538060), (14, 21856770), (15, 20399652), (18, 16999710), (20, 15299739), (21, 14571180), (26, 11769030), (27, 11333140), (28, 10928385), (30, 10199826), (35, 8742708), (36, 8499855), (39, 7846020), (42, 7285590), (45, 6799884), (52, 5884515), (54, 5666570), (60, 5099913), (63, 4857060), (65, 4707612), (70, 4371354), (78, 3923010), (84, 3642795), (90, 3399942), (91, 3362580), (105, 2914236), (108, 2833285), (117, 2615340), (126, 2428530), (130, 2353806), (135, 2266628), (140, 2185677), (156, 1961505), (169, 1810620), (180, 1699971), (182, 1681290), (189, 1619020), (195, 1569204), (210, 1457118), (234, 1307670), (252, 1214265), (260, 1176903), (270, 1133314), (273, 1120860), (315, 971412), (338, 905310), (351, 871780), (364, 840645), (378, 809510), (390, 784602), (420, 728559), (455, 672516), (468, 653835), (479, 638820), (507, 603540), (540, 566657), (546, 560430), (585, 523068), (630, 485706), (676, 452655), (702, 435890), (756, 404755), (780, 392301), (819, 373620), (845, 362124), (910, 336258), (945, 323804), (958, 319410), (1014, 301770), (1092, 280215), (1170, 261534), (1183, 258660), (1260, 242853), (1365, 224172), (1404, 217945), (1437, 212940), (1521, 201180), (1638, 186810), (1690, 181062), (1755, 174356), (1820, 168129), (1890, 161902), (1916, 159705), (2028, 150885), (2340, 130767), (2366, 129330), (2395, 127764), (2457, 124540), (2535, 120708), (2730, 112086), (2874, 106470), (3042, 100590), (3276, 93405), (3353, 91260), (3380, 90531), (3510, 87178), (3549, 86220), (3780, 80951), (4095, 74724), (4311, 70980), (4563, 67060), (4732, 64665), (4790, 63882), (4914, 62270), (5070, 60354), (5460, 56043), (5748, 53235), (5915, 51732), (6084, 50295), (6227, 49140), (6706, 45630), (7020, 43589), (7098, 43110), (7185, 42588), (7605, 40236), (8190, 37362), (8622, 35490), (9126, 33530), (9580, 31941), (9828, 31135), (10059, 30420), (10140, 30177), (10647, 28740), (11830, 25866), (12285, 24908), (12454, 24570), (12933, 23660), (13412, 22815), (14196, 21555), (14370, 21294), (15210, 20118), (16380, 18681), (16765, 18252), (17244, 17745)]