1421497560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:822

約数の個数: 256

約数和(自身を含む): 5101977600

約数和(自身を除く): 3680480040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 79, 84, 93, 105, 120, 124, 140, 155, 158, 168, 186, 210, 217, 237, 248, 280, 310, 316, 372, 395, 420, 434, 465, 474, 553, 620, 632, 651, 691, 744, 790, 840, 868, 930, 948, 1085, 1106, 1185, 1240, 1302, 1382, 1580, 1659, 1736, 1860, 1896, 2073, 2170, 2212, 2370, 2449, 2604, 2764, 2765, 3160, 3255, 3318, 3455, 3720, 4146, 4340, 4424, 4740, 4837, 4898, 5208, 5528, 5530, 6510, 6636, 6910, 7347, 8292, 8295, 8680, 9480, 9674, 9796, 10365, 11060, 12245, 13020, 13272, 13820, 14511, 14694, 16584, 16590, 17143, 19348, 19592, 20730, 21421, 22120, 24185, 24490, 26040, 27640, 29022, 29388, 33180, 34286, 36735, 38696, 41460, 42842, 48370, 48980, 51429, 54589, 58044, 58776, 64263, 66360, 68572, 72555, 73470, 82920, 85684, 85715, 96740, 97960, 102858, 107105, 109178, 116088, 128526, 137144, 145110, 146940, 149947, 163767, 171368, 171430, 193480, 205716, 214210, 218356, 257052, 257145, 272945, 290220, 293880, 299894, 321315, 327534, 342860, 382123, 411432, 428420, 436712, 449841, 514104, 514290, 545890, 580440, 599788, 642630, 655068, 685720, 749735, 764246, 818835, 856840, 899682, 1028580, 1091780, 1146369, 1199576, 1285260, 1310136, 1499470, 1528492, 1637670, 1692259, 1799364, 1910615, 2057160, 2183560, 2249205, 2292738, 2570520, 2998940, 3056984, 3275340, 3384518, 3598728, 3821230, 4498410, 4585476, 5076777, 5731845, 5997880, 6550680, 6769036, 7642460, 8461295, 8996820, 9170952, 10153554, 11463690, 11845813, 13538072, 15284920, 16922590, 17993640, 20307108, 22927380, 23691626, 25383885, 33845180, 35537439, 40614216, 45854760, 47383252, 50767770, 59229065, 67690360, 71074878, 94766504, 101535540, 118458130, 142149756, 177687195, 203071080, 236916260, 284299512, 355374390, 473832520, 710748780, 1421497560]

約数ペア:

[(1, 1421497560), (2, 710748780), (3, 473832520), (4, 355374390), (5, 284299512), (6, 236916260), (7, 203071080), (8, 177687195), (10, 142149756), (12, 118458130), (14, 101535540), (15, 94766504), (20, 71074878), (21, 67690360), (24, 59229065), (28, 50767770), (30, 47383252), (31, 45854760), (35, 40614216), (40, 35537439), (42, 33845180), (56, 25383885), (60, 23691626), (62, 22927380), (70, 20307108), (79, 17993640), (84, 16922590), (93, 15284920), (105, 13538072), (120, 11845813), (124, 11463690), (140, 10153554), (155, 9170952), (158, 8996820), (168, 8461295), (186, 7642460), (210, 6769036), (217, 6550680), (237, 5997880), (248, 5731845), (280, 5076777), (310, 4585476), (316, 4498410), (372, 3821230), (395, 3598728), (420, 3384518), (434, 3275340), (465, 3056984), (474, 2998940), (553, 2570520), (620, 2292738), (632, 2249205), (651, 2183560), (691, 2057160), (744, 1910615), (790, 1799364), (840, 1692259), (868, 1637670), (930, 1528492), (948, 1499470), (1085, 1310136), (1106, 1285260), (1185, 1199576), (1240, 1146369), (1302, 1091780), (1382, 1028580), (1580, 899682), (1659, 856840), (1736, 818835), (1860, 764246), (1896, 749735), (2073, 685720), (2170, 655068), (2212, 642630), (2370, 599788), (2449, 580440), (2604, 545890), (2764, 514290), (2765, 514104), (3160, 449841), (3255, 436712), (3318, 428420), (3455, 411432), (3720, 382123), (4146, 342860), (4340, 327534), (4424, 321315), (4740, 299894), (4837, 293880), (4898, 290220), (5208, 272945), (5528, 257145), (5530, 257052), (6510, 218356), (6636, 214210), (6910, 205716), (7347, 193480), (8292, 171430), (8295, 171368), (8680, 163767), (9480, 149947), (9674, 146940), (9796, 145110), (10365, 137144), (11060, 128526), (12245, 116088), (13020, 109178), (13272, 107105), (13820, 102858), (14511, 97960), (14694, 96740), (16584, 85715), (16590, 85684), (17143, 82920), (19348, 73470), (19592, 72555), (20730, 68572), (21421, 66360), (22120, 64263), (24185, 58776), (24490, 58044), (26040, 54589), (27640, 51429), (29022, 48980), (29388, 48370), (33180, 42842), (34286, 41460), (36735, 38696)]