1427495440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:766

約数の個数: 240

約数和(自身を含む): 4225872384

約数和(自身を除く): 2798376944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 49, 56, 62, 68, 70, 80, 85, 98, 112, 119, 124, 136, 140, 155, 170, 196, 217, 238, 245, 248, 272, 280, 310, 340, 392, 434, 476, 490, 496, 527, 560, 595, 620, 680, 691, 784, 833, 868, 952, 980, 1054, 1085, 1190, 1240, 1360, 1382, 1519, 1666, 1736, 1904, 1960, 2108, 2170, 2380, 2480, 2635, 2764, 3038, 3332, 3455, 3472, 3689, 3920, 4165, 4216, 4340, 4760, 4837, 5270, 5528, 6076, 6664, 6910, 7378, 7595, 8330, 8432, 8680, 9520, 9674, 10540, 11056, 11747, 12152, 13328, 13820, 14756, 15190, 16660, 17360, 18445, 19348, 21080, 21421, 23494, 24185, 24304, 25823, 27640, 29512, 30380, 33320, 33859, 36890, 38696, 42160, 42842, 46988, 48370, 51646, 55280, 58735, 59024, 60760, 66640, 67718, 73780, 77392, 82229, 85684, 93976, 96740, 103292, 107105, 117470, 121520, 129115, 135436, 147560, 149947, 164458, 169295, 171368, 187952, 193480, 206584, 214210, 234940, 258230, 270872, 295120, 299894, 328916, 338590, 342736, 364157, 386960, 411145, 413168, 428420, 469880, 516460, 541744, 575603, 599788, 657832, 677180, 728314, 749735, 822290, 856840, 939760, 1032920, 1049629, 1151206, 1199576, 1315664, 1354360, 1456628, 1499470, 1644580, 1713680, 1820785, 2065840, 2099258, 2302412, 2399152, 2549099, 2708720, 2878015, 2913256, 2998940, 3289160, 3641570, 4198516, 4604824, 5098198, 5248145, 5756030, 5826512, 5997880, 6578320, 7283140, 8397032, 9209648, 10196396, 10496290, 11512060, 11995760, 12745495, 14566280, 16794064, 17843693, 20392792, 20992580, 23024120, 25490990, 29132560, 35687386, 40785584, 41985160, 46048240, 50981980, 71374772, 83970320, 89218465, 101963960, 142749544, 178436930, 203927920, 285499088, 356873860, 713747720, 1427495440]

約数ペア:

[(1, 1427495440), (2, 713747720), (4, 356873860), (5, 285499088), (7, 203927920), (8, 178436930), (10, 142749544), (14, 101963960), (16, 89218465), (17, 83970320), (20, 71374772), (28, 50981980), (31, 46048240), (34, 41985160), (35, 40785584), (40, 35687386), (49, 29132560), (56, 25490990), (62, 23024120), (68, 20992580), (70, 20392792), (80, 17843693), (85, 16794064), (98, 14566280), (112, 12745495), (119, 11995760), (124, 11512060), (136, 10496290), (140, 10196396), (155, 9209648), (170, 8397032), (196, 7283140), (217, 6578320), (238, 5997880), (245, 5826512), (248, 5756030), (272, 5248145), (280, 5098198), (310, 4604824), (340, 4198516), (392, 3641570), (434, 3289160), (476, 2998940), (490, 2913256), (496, 2878015), (527, 2708720), (560, 2549099), (595, 2399152), (620, 2302412), (680, 2099258), (691, 2065840), (784, 1820785), (833, 1713680), (868, 1644580), (952, 1499470), (980, 1456628), (1054, 1354360), (1085, 1315664), (1190, 1199576), (1240, 1151206), (1360, 1049629), (1382, 1032920), (1519, 939760), (1666, 856840), (1736, 822290), (1904, 749735), (1960, 728314), (2108, 677180), (2170, 657832), (2380, 599788), (2480, 575603), (2635, 541744), (2764, 516460), (3038, 469880), (3332, 428420), (3455, 413168), (3472, 411145), (3689, 386960), (3920, 364157), (4165, 342736), (4216, 338590), (4340, 328916), (4760, 299894), (4837, 295120), (5270, 270872), (5528, 258230), (6076, 234940), (6664, 214210), (6910, 206584), (7378, 193480), (7595, 187952), (8330, 171368), (8432, 169295), (8680, 164458), (9520, 149947), (9674, 147560), (10540, 135436), (11056, 129115), (11747, 121520), (12152, 117470), (13328, 107105), (13820, 103292), (14756, 96740), (15190, 93976), (16660, 85684), (17360, 82229), (18445, 77392), (19348, 73780), (21080, 67718), (21421, 66640), (23494, 60760), (24185, 59024), (24304, 58735), (25823, 55280), (27640, 51646), (29512, 48370), (30380, 46988), (33320, 42842), (33859, 42160), (36890, 38696)]