420031710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 256

約数和(自身を含む): 1353646080

約数和(自身を除く): 933614370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 67, 70, 90, 93, 105, 107, 126, 134, 135, 155, 186, 189, 201, 210, 214, 217, 270, 279, 310, 315, 321, 335, 378, 402, 434, 465, 469, 535, 558, 603, 630, 642, 651, 670, 749, 837, 930, 938, 945, 963, 1005, 1070, 1085, 1206, 1302, 1395, 1407, 1498, 1605, 1674, 1809, 1890, 1926, 1953, 2010, 2077, 2170, 2247, 2345, 2790, 2814, 2889, 3015, 3210, 3255, 3317, 3618, 3745, 3906, 4154, 4185, 4221, 4494, 4690, 4815, 5778, 5859, 6030, 6231, 6510, 6634, 6741, 7035, 7169, 7490, 8370, 8442, 9045, 9630, 9765, 9951, 10385, 11235, 11718, 12462, 12663, 13482, 14070, 14338, 14445, 14539, 16585, 18090, 18693, 19530, 19902, 20223, 20770, 21105, 21507, 22470, 23219, 25326, 28890, 29078, 29295, 29853, 31155, 33170, 33705, 35845, 37386, 40446, 42210, 43014, 43617, 46438, 49755, 50183, 56079, 58590, 59706, 62310, 63315, 64521, 67410, 69657, 71690, 72695, 87234, 89559, 93465, 99510, 100366, 101115, 107535, 112158, 116095, 126630, 129042, 130851, 139314, 145390, 149265, 150549, 179118, 186930, 193563, 202230, 208971, 215070, 218085, 222239, 232190, 250915, 261702, 280395, 298530, 301098, 322605, 348285, 387126, 392553, 417942, 436170, 444478, 447795, 451647, 501830, 560790, 626913, 645210, 654255, 666717, 696570, 752745, 785106, 895590, 903294, 967815, 1044855, 1111195, 1253826, 1308510, 1333434, 1354941, 1505490, 1555673, 1935630, 1962765, 2000151, 2089710, 2222390, 2258235, 2709882, 3111346, 3134565, 3333585, 3925530, 4000302, 4516470, 4667019, 6000453, 6269130, 6667170, 6774705, 7778365, 9334038, 10000755, 12000906, 13549410, 14001057, 15556730, 20001510, 23335095, 28002114, 30002265, 42003171, 46670190, 60004530, 70005285, 84006342, 140010570, 210015855, 420031710]

約数ペア:

[(1, 420031710), (2, 210015855), (3, 140010570), (5, 84006342), (6, 70005285), (7, 60004530), (9, 46670190), (10, 42003171), (14, 30002265), (15, 28002114), (18, 23335095), (21, 20001510), (27, 15556730), (30, 14001057), (31, 13549410), (35, 12000906), (42, 10000755), (45, 9334038), (54, 7778365), (62, 6774705), (63, 6667170), (67, 6269130), (70, 6000453), (90, 4667019), (93, 4516470), (105, 4000302), (107, 3925530), (126, 3333585), (134, 3134565), (135, 3111346), (155, 2709882), (186, 2258235), (189, 2222390), (201, 2089710), (210, 2000151), (214, 1962765), (217, 1935630), (270, 1555673), (279, 1505490), (310, 1354941), (315, 1333434), (321, 1308510), (335, 1253826), (378, 1111195), (402, 1044855), (434, 967815), (465, 903294), (469, 895590), (535, 785106), (558, 752745), (603, 696570), (630, 666717), (642, 654255), (651, 645210), (670, 626913), (749, 560790), (837, 501830), (930, 451647), (938, 447795), (945, 444478), (963, 436170), (1005, 417942), (1070, 392553), (1085, 387126), (1206, 348285), (1302, 322605), (1395, 301098), (1407, 298530), (1498, 280395), (1605, 261702), (1674, 250915), (1809, 232190), (1890, 222239), (1926, 218085), (1953, 215070), (2010, 208971), (2077, 202230), (2170, 193563), (2247, 186930), (2345, 179118), (2790, 150549), (2814, 149265), (2889, 145390), (3015, 139314), (3210, 130851), (3255, 129042), (3317, 126630), (3618, 116095), (3745, 112158), (3906, 107535), (4154, 101115), (4185, 100366), (4221, 99510), (4494, 93465), (4690, 89559), (4815, 87234), (5778, 72695), (5859, 71690), (6030, 69657), (6231, 67410), (6510, 64521), (6634, 63315), (6741, 62310), (7035, 59706), (7169, 58590), (7490, 56079), (8370, 50183), (8442, 49755), (9045, 46438), (9630, 43617), (9765, 43014), (9951, 42210), (10385, 40446), (11235, 37386), (11718, 35845), (12462, 33705), (12663, 33170), (13482, 31155), (14070, 29853), (14338, 29295), (14445, 29078), (14539, 28890), (16585, 25326), (18090, 23219), (18693, 22470), (19530, 21507), (19902, 21105), (20223, 20770)]