216000720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 240

約数和(自身を含む): 799448832

約数和(自身を除く): 583448112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 48, 52, 60, 65, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 144, 156, 180, 188, 195, 208, 234, 235, 240, 260, 282, 312, 360, 376, 390, 423, 468, 470, 491, 520, 564, 585, 611, 624, 705, 720, 752, 780, 846, 936, 940, 982, 1040, 1128, 1170, 1222, 1410, 1473, 1560, 1692, 1833, 1872, 1880, 1964, 2115, 2256, 2340, 2444, 2455, 2820, 2946, 3055, 3120, 3384, 3666, 3760, 3928, 4230, 4419, 4680, 4888, 4910, 5499, 5640, 5892, 6110, 6383, 6768, 7332, 7365, 7856, 8460, 8838, 9165, 9360, 9776, 9820, 10998, 11280, 11784, 12220, 12766, 14664, 14730, 16920, 17676, 18330, 19149, 19640, 21996, 22095, 23077, 23568, 24440, 25532, 27495, 29328, 29460, 31915, 33840, 35352, 36660, 38298, 39280, 43992, 44190, 46154, 48880, 51064, 54990, 57447, 58920, 63830, 69231, 70704, 73320, 76596, 87984, 88380, 92308, 95745, 102128, 109980, 114894, 115385, 117840, 127660, 138462, 146640, 153192, 176760, 184616, 191490, 207693, 219960, 229788, 230770, 255320, 276924, 287235, 300001, 306384, 346155, 353520, 369232, 382980, 415386, 439920, 459576, 461540, 510640, 553848, 574470, 600002, 692310, 765960, 830772, 900003, 919152, 923080, 1038465, 1107696, 1148940, 1200004, 1384620, 1500005, 1531920, 1661544, 1800006, 1846160, 2076930, 2297880, 2400008, 2700009, 2769240, 3000010, 3323088, 3600012, 4153860, 4500015, 4595760, 4800016, 5400018, 5538480, 6000020, 7200024, 8307720, 9000030, 10800036, 12000040, 13500045, 14400048, 16615440, 18000060, 21600072, 24000080, 27000090, 36000120, 43200144, 54000180, 72000240, 108000360, 216000720]

約数ペア:

[(1, 216000720), (2, 108000360), (3, 72000240), (4, 54000180), (5, 43200144), (6, 36000120), (8, 27000090), (9, 24000080), (10, 21600072), (12, 18000060), (13, 16615440), (15, 14400048), (16, 13500045), (18, 12000040), (20, 10800036), (24, 9000030), (26, 8307720), (30, 7200024), (36, 6000020), (39, 5538480), (40, 5400018), (45, 4800016), (47, 4595760), (48, 4500015), (52, 4153860), (60, 3600012), (65, 3323088), (72, 3000010), (78, 2769240), (80, 2700009), (90, 2400008), (94, 2297880), (104, 2076930), (117, 1846160), (120, 1800006), (130, 1661544), (141, 1531920), (144, 1500005), (156, 1384620), (180, 1200004), (188, 1148940), (195, 1107696), (208, 1038465), (234, 923080), (235, 919152), (240, 900003), (260, 830772), (282, 765960), (312, 692310), (360, 600002), (376, 574470), (390, 553848), (423, 510640), (468, 461540), (470, 459576), (491, 439920), (520, 415386), (564, 382980), (585, 369232), (611, 353520), (624, 346155), (705, 306384), (720, 300001), (752, 287235), (780, 276924), (846, 255320), (936, 230770), (940, 229788), (982, 219960), (1040, 207693), (1128, 191490), (1170, 184616), (1222, 176760), (1410, 153192), (1473, 146640), (1560, 138462), (1692, 127660), (1833, 117840), (1872, 115385), (1880, 114894), (1964, 109980), (2115, 102128), (2256, 95745), (2340, 92308), (2444, 88380), (2455, 87984), (2820, 76596), (2946, 73320), (3055, 70704), (3120, 69231), (3384, 63830), (3666, 58920), (3760, 57447), (3928, 54990), (4230, 51064), (4419, 48880), (4680, 46154), (4888, 44190), (4910, 43992), (5499, 39280), (5640, 38298), (5892, 36660), (6110, 35352), (6383, 33840), (6768, 31915), (7332, 29460), (7365, 29328), (7856, 27495), (8460, 25532), (8838, 24440), (9165, 23568), (9360, 23077), (9776, 22095), (9820, 21996), (10998, 19640), (11280, 19149), (11784, 18330), (12220, 17676), (12766, 16920), (14664, 14730)]