215802720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 288

約数和(自身を含む): 855429120

約数和(自身を除く): 639626400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 158, 160, 168, 180, 210, 224, 237, 240, 252, 271, 280, 288, 315, 316, 336, 360, 395, 420, 474, 480, 504, 542, 553, 560, 630, 632, 672, 711, 720, 790, 813, 840, 948, 1008, 1084, 1106, 1120, 1185, 1260, 1264, 1355, 1422, 1440, 1580, 1626, 1659, 1680, 1896, 1897, 2016, 2168, 2212, 2370, 2439, 2520, 2528, 2710, 2765, 2844, 3160, 3252, 3318, 3360, 3555, 3792, 3794, 4065, 4336, 4424, 4740, 4878, 4977, 5040, 5420, 5530, 5688, 5691, 6320, 6504, 6636, 7110, 7584, 7588, 8130, 8295, 8672, 8848, 9480, 9485, 9756, 9954, 10080, 10840, 11060, 11376, 11382, 12195, 12640, 13008, 13272, 14220, 15176, 16260, 16590, 17073, 17696, 18960, 18970, 19512, 19908, 21409, 21680, 22120, 22752, 22764, 24390, 24885, 26016, 26544, 28440, 28455, 30352, 32520, 33180, 34146, 37920, 37940, 39024, 39816, 42818, 43360, 44240, 45528, 48780, 49770, 53088, 56880, 56910, 60704, 64227, 65040, 66360, 68292, 75880, 78048, 79632, 85365, 85636, 88480, 91056, 97560, 99540, 107045, 113760, 113820, 128454, 130080, 132720, 136584, 149863, 151760, 159264, 170730, 171272, 182112, 192681, 195120, 199080, 214090, 227640, 256908, 265440, 273168, 299726, 303520, 321135, 341460, 342544, 385362, 390240, 398160, 428180, 449589, 455280, 513816, 546336, 599452, 642270, 682920, 685088, 749315, 770724, 796320, 856360, 899178, 910560, 963405, 1027632, 1198904, 1284540, 1348767, 1365840, 1498630, 1541448, 1712720, 1798356, 1926810, 2055264, 2247945, 2397808, 2569080, 2697534, 2731680, 2997260, 3082896, 3425440, 3596712, 3853620, 4495890, 4795616, 5138160, 5395068, 5994520, 6165792, 6743835, 7193424, 7707240, 8991780, 10276320, 10790136, 11989040, 13487670, 14386848, 15414480, 17983560, 21580272, 23978080, 26975340, 30828960, 35967120, 43160544, 53950680, 71934240, 107901360, 215802720]

約数ペア:

[(1, 215802720), (2, 107901360), (3, 71934240), (4, 53950680), (5, 43160544), (6, 35967120), (7, 30828960), (8, 26975340), (9, 23978080), (10, 21580272), (12, 17983560), (14, 15414480), (15, 14386848), (16, 13487670), (18, 11989040), (20, 10790136), (21, 10276320), (24, 8991780), (28, 7707240), (30, 7193424), (32, 6743835), (35, 6165792), (36, 5994520), (40, 5395068), (42, 5138160), (45, 4795616), (48, 4495890), (56, 3853620), (60, 3596712), (63, 3425440), (70, 3082896), (72, 2997260), (79, 2731680), (80, 2697534), (84, 2569080), (90, 2397808), (96, 2247945), (105, 2055264), (112, 1926810), (120, 1798356), (126, 1712720), (140, 1541448), (144, 1498630), (158, 1365840), (160, 1348767), (168, 1284540), (180, 1198904), (210, 1027632), (224, 963405), (237, 910560), (240, 899178), (252, 856360), (271, 796320), (280, 770724), (288, 749315), (315, 685088), (316, 682920), (336, 642270), (360, 599452), (395, 546336), (420, 513816), (474, 455280), (480, 449589), (504, 428180), (542, 398160), (553, 390240), (560, 385362), (630, 342544), (632, 341460), (672, 321135), (711, 303520), (720, 299726), (790, 273168), (813, 265440), (840, 256908), (948, 227640), (1008, 214090), (1084, 199080), (1106, 195120), (1120, 192681), (1185, 182112), (1260, 171272), (1264, 170730), (1355, 159264), (1422, 151760), (1440, 149863), (1580, 136584), (1626, 132720), (1659, 130080), (1680, 128454), (1896, 113820), (1897, 113760), (2016, 107045), (2168, 99540), (2212, 97560), (2370, 91056), (2439, 88480), (2520, 85636), (2528, 85365), (2710, 79632), (2765, 78048), (2844, 75880), (3160, 68292), (3252, 66360), (3318, 65040), (3360, 64227), (3555, 60704), (3792, 56910), (3794, 56880), (4065, 53088), (4336, 49770), (4424, 48780), (4740, 45528), (4878, 44240), (4977, 43360), (5040, 42818), (5420, 39816), (5530, 39024), (5688, 37940), (5691, 37920), (6320, 34146), (6504, 33180), (6636, 32520), (7110, 30352), (7584, 28455), (7588, 28440), (8130, 26544), (8295, 26016), (8672, 24885), (8848, 24390), (9480, 22764), (9485, 22752), (9756, 22120), (9954, 21680), (10080, 21409), (10840, 19908), (11060, 19512), (11376, 18970), (11382, 18960), (12195, 17696), (12640, 17073), (13008, 16590), (13272, 16260), (14220, 15176)]