30907800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 288

約数和(自身を含む): 129991680

約数和(自身を除く): 99083880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 25, 28, 30, 33, 35, 36, 40, 42, 44, 45, 50, 55, 56, 60, 63, 66, 70, 72, 75, 77, 84, 88, 90, 99, 100, 105, 110, 120, 126, 132, 140, 150, 154, 165, 168, 175, 180, 198, 200, 210, 220, 223, 225, 231, 252, 264, 275, 280, 300, 308, 315, 330, 350, 360, 385, 396, 420, 440, 446, 450, 462, 495, 504, 525, 550, 600, 616, 630, 660, 669, 693, 700, 770, 792, 825, 840, 892, 900, 924, 990, 1050, 1100, 1115, 1155, 1260, 1320, 1338, 1386, 1400, 1540, 1561, 1575, 1650, 1784, 1800, 1848, 1925, 1980, 2007, 2100, 2200, 2230, 2310, 2453, 2475, 2520, 2676, 2772, 3080, 3122, 3150, 3300, 3345, 3465, 3850, 3960, 4014, 4200, 4460, 4620, 4683, 4906, 4950, 5352, 5544, 5575, 5775, 6244, 6300, 6600, 6690, 6930, 7359, 7700, 7805, 8028, 8920, 9240, 9366, 9812, 9900, 10035, 11150, 11550, 12265, 12488, 12600, 13380, 13860, 14049, 14718, 15400, 15610, 16056, 16725, 17171, 17325, 18732, 19624, 19800, 20070, 22077, 22300, 23100, 23415, 24530, 26760, 27720, 28098, 29436, 31220, 33450, 34342, 34650, 36795, 37464, 39025, 40140, 44154, 44600, 46200, 46830, 49060, 50175, 51513, 56196, 58872, 61325, 62440, 66900, 68684, 69300, 70245, 73590, 78050, 80280, 85855, 88308, 93660, 98120, 100350, 103026, 110385, 112392, 117075, 122650, 133800, 137368, 138600, 140490, 147180, 154539, 156100, 171710, 176616, 183975, 187320, 200700, 206052, 220770, 234150, 245300, 257565, 280980, 294360, 309078, 312200, 343420, 351225, 367950, 401400, 412104, 429275, 441540, 468300, 490600, 515130, 551925, 561960, 618156, 686840, 702450, 735900, 772695, 858550, 883080, 936600, 1030260, 1103850, 1236312, 1287825, 1404900, 1471800, 1545390, 1717100, 2060520, 2207700, 2575650, 2809800, 3090780, 3434200, 3863475, 4415400, 5151300, 6181560, 7726950, 10302600, 15453900, 30907800]

約数ペア:

[(1, 30907800), (2, 15453900), (3, 10302600), (4, 7726950), (5, 6181560), (6, 5151300), (7, 4415400), (8, 3863475), (9, 3434200), (10, 3090780), (11, 2809800), (12, 2575650), (14, 2207700), (15, 2060520), (18, 1717100), (20, 1545390), (21, 1471800), (22, 1404900), (24, 1287825), (25, 1236312), (28, 1103850), (30, 1030260), (33, 936600), (35, 883080), (36, 858550), (40, 772695), (42, 735900), (44, 702450), (45, 686840), (50, 618156), (55, 561960), (56, 551925), (60, 515130), (63, 490600), (66, 468300), (70, 441540), (72, 429275), (75, 412104), (77, 401400), (84, 367950), (88, 351225), (90, 343420), (99, 312200), (100, 309078), (105, 294360), (110, 280980), (120, 257565), (126, 245300), (132, 234150), (140, 220770), (150, 206052), (154, 200700), (165, 187320), (168, 183975), (175, 176616), (180, 171710), (198, 156100), (200, 154539), (210, 147180), (220, 140490), (223, 138600), (225, 137368), (231, 133800), (252, 122650), (264, 117075), (275, 112392), (280, 110385), (300, 103026), (308, 100350), (315, 98120), (330, 93660), (350, 88308), (360, 85855), (385, 80280), (396, 78050), (420, 73590), (440, 70245), (446, 69300), (450, 68684), (462, 66900), (495, 62440), (504, 61325), (525, 58872), (550, 56196), (600, 51513), (616, 50175), (630, 49060), (660, 46830), (669, 46200), (693, 44600), (700, 44154), (770, 40140), (792, 39025), (825, 37464), (840, 36795), (892, 34650), (900, 34342), (924, 33450), (990, 31220), (1050, 29436), (1100, 28098), (1115, 27720), (1155, 26760), (1260, 24530), (1320, 23415), (1338, 23100), (1386, 22300), (1400, 22077), (1540, 20070), (1561, 19800), (1575, 19624), (1650, 18732), (1784, 17325), (1800, 17171), (1848, 16725), (1925, 16056), (1980, 15610), (2007, 15400), (2100, 14718), (2200, 14049), (2230, 13860), (2310, 13380), (2453, 12600), (2475, 12488), (2520, 12265), (2676, 11550), (2772, 11150), (3080, 10035), (3122, 9900), (3150, 9812), (3300, 9366), (3345, 9240), (3465, 8920), (3850, 8028), (3960, 7805), (4014, 7700), (4200, 7359), (4460, 6930), (4620, 6690), (4683, 6600), (4906, 6300), (4950, 6244), (5352, 5775), (5544, 5575)]