15185520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 61281792

約数和(自身を除く): 46096272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 131, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 262, 276, 280, 315, 322, 336, 345, 360, 368, 393, 414, 420, 460, 483, 504, 524, 552, 560, 630, 644, 655, 690, 720, 786, 805, 828, 840, 917, 920, 966, 1008, 1035, 1048, 1104, 1179, 1260, 1288, 1310, 1380, 1449, 1572, 1610, 1656, 1680, 1834, 1840, 1932, 1965, 2070, 2096, 2358, 2415, 2520, 2576, 2620, 2751, 2760, 2898, 3013, 3144, 3220, 3312, 3668, 3864, 3930, 4140, 4585, 4716, 4830, 5040, 5240, 5502, 5520, 5796, 5895, 6026, 6288, 6440, 7245, 7336, 7728, 7860, 8253, 8280, 9039, 9170, 9432, 9660, 10480, 11004, 11592, 11790, 12052, 12880, 13755, 14490, 14672, 15065, 15720, 16506, 16560, 18078, 18340, 18864, 19320, 21091, 22008, 23184, 23580, 24104, 27117, 27510, 28980, 30130, 31440, 33012, 36156, 36680, 38640, 41265, 42182, 44016, 45195, 47160, 48208, 54234, 55020, 57960, 60260, 63273, 66024, 72312, 73360, 82530, 84364, 90390, 94320, 105455, 108468, 110040, 115920, 120520, 126546, 132048, 135585, 144624, 165060, 168728, 180780, 189819, 210910, 216936, 220080, 241040, 253092, 271170, 316365, 330120, 337456, 361560, 379638, 421820, 433872, 506184, 542340, 632730, 660240, 723120, 759276, 843640, 949095, 1012368, 1084680, 1265460, 1518552, 1687280, 1898190, 2169360, 2530920, 3037104, 3796380, 5061840, 7592760, 15185520]

約数ペア:

[(1, 15185520), (2, 7592760), (3, 5061840), (4, 3796380), (5, 3037104), (6, 2530920), (7, 2169360), (8, 1898190), (9, 1687280), (10, 1518552), (12, 1265460), (14, 1084680), (15, 1012368), (16, 949095), (18, 843640), (20, 759276), (21, 723120), (23, 660240), (24, 632730), (28, 542340), (30, 506184), (35, 433872), (36, 421820), (40, 379638), (42, 361560), (45, 337456), (46, 330120), (48, 316365), (56, 271170), (60, 253092), (63, 241040), (69, 220080), (70, 216936), (72, 210910), (80, 189819), (84, 180780), (90, 168728), (92, 165060), (105, 144624), (112, 135585), (115, 132048), (120, 126546), (126, 120520), (131, 115920), (138, 110040), (140, 108468), (144, 105455), (161, 94320), (168, 90390), (180, 84364), (184, 82530), (207, 73360), (210, 72312), (230, 66024), (240, 63273), (252, 60260), (262, 57960), (276, 55020), (280, 54234), (315, 48208), (322, 47160), (336, 45195), (345, 44016), (360, 42182), (368, 41265), (393, 38640), (414, 36680), (420, 36156), (460, 33012), (483, 31440), (504, 30130), (524, 28980), (552, 27510), (560, 27117), (630, 24104), (644, 23580), (655, 23184), (690, 22008), (720, 21091), (786, 19320), (805, 18864), (828, 18340), (840, 18078), (917, 16560), (920, 16506), (966, 15720), (1008, 15065), (1035, 14672), (1048, 14490), (1104, 13755), (1179, 12880), (1260, 12052), (1288, 11790), (1310, 11592), (1380, 11004), (1449, 10480), (1572, 9660), (1610, 9432), (1656, 9170), (1680, 9039), (1834, 8280), (1840, 8253), (1932, 7860), (1965, 7728), (2070, 7336), (2096, 7245), (2358, 6440), (2415, 6288), (2520, 6026), (2576, 5895), (2620, 5796), (2751, 5520), (2760, 5502), (2898, 5240), (3013, 5040), (3144, 4830), (3220, 4716), (3312, 4585), (3668, 4140), (3864, 3930)]