215807520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:587

約数の個数: 192

約数和(自身を含む): 734832000

約数和(自身を除く): 519024480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 53, 60, 68, 80, 85, 96, 102, 106, 120, 136, 159, 160, 170, 204, 212, 240, 255, 265, 272, 318, 340, 408, 424, 480, 499, 510, 530, 544, 636, 680, 795, 816, 848, 901, 998, 1020, 1060, 1272, 1360, 1497, 1590, 1632, 1696, 1802, 1996, 2040, 2120, 2495, 2544, 2703, 2720, 2994, 3180, 3604, 3992, 4080, 4240, 4505, 4990, 5088, 5406, 5988, 6360, 7208, 7485, 7984, 8160, 8480, 8483, 9010, 9980, 10812, 11976, 12720, 13515, 14416, 14970, 15968, 16966, 18020, 19960, 21624, 23952, 25440, 25449, 26447, 27030, 28832, 29940, 33932, 36040, 39920, 42415, 43248, 47904, 50898, 52894, 54060, 59880, 67864, 72080, 79341, 79840, 84830, 86496, 101796, 105788, 108120, 119760, 127245, 132235, 135728, 144160, 158682, 169660, 203592, 211576, 216240, 239520, 254490, 264470, 271456, 317364, 339320, 396705, 407184, 423152, 432480, 449599, 508980, 528940, 634728, 678640, 793410, 814368, 846304, 899198, 1017960, 1057880, 1269456, 1348797, 1357280, 1586820, 1798396, 2035920, 2115760, 2247995, 2538912, 2697594, 3173640, 3596792, 4071840, 4231520, 4495990, 5395188, 6347280, 6743985, 7193584, 8991980, 10790376, 12694560, 13487970, 14387168, 17983960, 21580752, 26975940, 35967920, 43161504, 53951880, 71935840, 107903760, 215807520]

約数ペア:

[(1, 215807520), (2, 107903760), (3, 71935840), (4, 53951880), (5, 43161504), (6, 35967920), (8, 26975940), (10, 21580752), (12, 17983960), (15, 14387168), (16, 13487970), (17, 12694560), (20, 10790376), (24, 8991980), (30, 7193584), (32, 6743985), (34, 6347280), (40, 5395188), (48, 4495990), (51, 4231520), (53, 4071840), (60, 3596792), (68, 3173640), (80, 2697594), (85, 2538912), (96, 2247995), (102, 2115760), (106, 2035920), (120, 1798396), (136, 1586820), (159, 1357280), (160, 1348797), (170, 1269456), (204, 1057880), (212, 1017960), (240, 899198), (255, 846304), (265, 814368), (272, 793410), (318, 678640), (340, 634728), (408, 528940), (424, 508980), (480, 449599), (499, 432480), (510, 423152), (530, 407184), (544, 396705), (636, 339320), (680, 317364), (795, 271456), (816, 264470), (848, 254490), (901, 239520), (998, 216240), (1020, 211576), (1060, 203592), (1272, 169660), (1360, 158682), (1497, 144160), (1590, 135728), (1632, 132235), (1696, 127245), (1802, 119760), (1996, 108120), (2040, 105788), (2120, 101796), (2495, 86496), (2544, 84830), (2703, 79840), (2720, 79341), (2994, 72080), (3180, 67864), (3604, 59880), (3992, 54060), (4080, 52894), (4240, 50898), (4505, 47904), (4990, 43248), (5088, 42415), (5406, 39920), (5988, 36040), (6360, 33932), (7208, 29940), (7485, 28832), (7984, 27030), (8160, 26447), (8480, 25449), (8483, 25440), (9010, 23952), (9980, 21624), (10812, 19960), (11976, 18020), (12720, 16966), (13515, 15968), (14416, 14970)]