321987120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 320

約数和(自身を含む): 1283917824

約数和(自身を除く): 961930704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 42, 46, 48, 52, 56, 60, 65, 69, 70, 78, 80, 84, 91, 92, 104, 105, 112, 115, 120, 130, 138, 140, 156, 161, 168, 182, 184, 195, 208, 210, 230, 240, 260, 273, 276, 280, 299, 312, 322, 336, 345, 364, 368, 390, 420, 455, 460, 483, 520, 546, 552, 560, 598, 624, 641, 644, 690, 728, 780, 805, 840, 897, 910, 920, 966, 1040, 1092, 1104, 1196, 1282, 1288, 1365, 1380, 1456, 1495, 1560, 1610, 1680, 1794, 1820, 1840, 1923, 1932, 2093, 2184, 2392, 2415, 2564, 2576, 2730, 2760, 2990, 3120, 3205, 3220, 3588, 3640, 3846, 3864, 4186, 4368, 4485, 4487, 4784, 4830, 5128, 5460, 5520, 5980, 6279, 6410, 6440, 7176, 7280, 7692, 7728, 8333, 8372, 8970, 8974, 9615, 9660, 10256, 10465, 10920, 11960, 12558, 12820, 12880, 13461, 14352, 14743, 15384, 16666, 16744, 17940, 17948, 19230, 19320, 20930, 21840, 22435, 23920, 24999, 25116, 25640, 26922, 29486, 30768, 31395, 33332, 33488, 35880, 35896, 38460, 38640, 41665, 41860, 44229, 44870, 49998, 50232, 51280, 53844, 58331, 58972, 62790, 66664, 67305, 71760, 71792, 73715, 76920, 83330, 83720, 88458, 89740, 99996, 100464, 103201, 107688, 116662, 117944, 124995, 125580, 133328, 134610, 147430, 153840, 166660, 167440, 174993, 176916, 179480, 191659, 199992, 206402, 215376, 221145, 233324, 235888, 249990, 251160, 269220, 291655, 294860, 309603, 333320, 349986, 353832, 358960, 383318, 399984, 412804, 442290, 466648, 499980, 502320, 516005, 538440, 574977, 583310, 589720, 619206, 666640, 699972, 707664, 766636, 825608, 874965, 884580, 933296, 958295, 999960, 1032010, 1076880, 1149954, 1166620, 1179440, 1238412, 1341613, 1399944, 1533272, 1548015, 1651216, 1749930, 1769160, 1916590, 1999920, 2064020, 2299908, 2333240, 2476824, 2683226, 2799888, 2874885, 3066544, 3096030, 3499860, 3538320, 3833180, 4024839, 4128040, 4599816, 4666480, 4953648, 5366452, 5749770, 6192060, 6708065, 6999720, 7666360, 8049678, 8256080, 9199632, 10732904, 11499540, 12384120, 13416130, 13999440, 15332720, 16099356, 20124195, 21465808, 22999080, 24768240, 26832260, 32198712, 40248390, 45998160, 53664520, 64397424, 80496780, 107329040, 160993560, 321987120]

約数ペア:

[(1, 321987120), (2, 160993560), (3, 107329040), (4, 80496780), (5, 64397424), (6, 53664520), (7, 45998160), (8, 40248390), (10, 32198712), (12, 26832260), (13, 24768240), (14, 22999080), (15, 21465808), (16, 20124195), (20, 16099356), (21, 15332720), (23, 13999440), (24, 13416130), (26, 12384120), (28, 11499540), (30, 10732904), (35, 9199632), (39, 8256080), (40, 8049678), (42, 7666360), (46, 6999720), (48, 6708065), (52, 6192060), (56, 5749770), (60, 5366452), (65, 4953648), (69, 4666480), (70, 4599816), (78, 4128040), (80, 4024839), (84, 3833180), (91, 3538320), (92, 3499860), (104, 3096030), (105, 3066544), (112, 2874885), (115, 2799888), (120, 2683226), (130, 2476824), (138, 2333240), (140, 2299908), (156, 2064020), (161, 1999920), (168, 1916590), (182, 1769160), (184, 1749930), (195, 1651216), (208, 1548015), (210, 1533272), (230, 1399944), (240, 1341613), (260, 1238412), (273, 1179440), (276, 1166620), (280, 1149954), (299, 1076880), (312, 1032010), (322, 999960), (336, 958295), (345, 933296), (364, 884580), (368, 874965), (390, 825608), (420, 766636), (455, 707664), (460, 699972), (483, 666640), (520, 619206), (546, 589720), (552, 583310), (560, 574977), (598, 538440), (624, 516005), (641, 502320), (644, 499980), (690, 466648), (728, 442290), (780, 412804), (805, 399984), (840, 383318), (897, 358960), (910, 353832), (920, 349986), (966, 333320), (1040, 309603), (1092, 294860), (1104, 291655), (1196, 269220), (1282, 251160), (1288, 249990), (1365, 235888), (1380, 233324), (1456, 221145), (1495, 215376), (1560, 206402), (1610, 199992), (1680, 191659), (1794, 179480), (1820, 176916), (1840, 174993), (1923, 167440), (1932, 166660), (2093, 153840), (2184, 147430), (2392, 134610), (2415, 133328), (2564, 125580), (2576, 124995), (2730, 117944), (2760, 116662), (2990, 107688), (3120, 103201), (3205, 100464), (3220, 99996), (3588, 89740), (3640, 88458), (3846, 83720), (3864, 83330), (4186, 76920), (4368, 73715), (4485, 71792), (4487, 71760), (4784, 67305), (4830, 66664), (5128, 62790), (5460, 58972), (5520, 58331), (5980, 53844), (6279, 51280), (6410, 50232), (6440, 49998), (7176, 44870), (7280, 44229), (7692, 41860), (7728, 41665), (8333, 38640), (8372, 38460), (8970, 35896), (8974, 35880), (9615, 33488), (9660, 33332), (10256, 31395), (10465, 30768), (10920, 29486), (11960, 26922), (12558, 25640), (12820, 25116), (12880, 24999), (13461, 23920), (14352, 22435), (14743, 21840), (15384, 20930), (16666, 19320), (16744, 19230), (17940, 17948)]