123564840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{509}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 450921600

約数和(自身を除く): 327356760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 289, 340, 357, 408, 420, 476, 509, 510, 578, 595, 680, 714, 840, 867, 952, 1018, 1020, 1156, 1190, 1428, 1445, 1527, 1734, 1785, 2023, 2036, 2040, 2312, 2380, 2545, 2856, 2890, 3054, 3468, 3563, 3570, 4046, 4072, 4335, 4760, 5090, 5780, 6069, 6108, 6936, 7126, 7140, 7635, 8092, 8653, 8670, 10115, 10180, 10689, 11560, 12138, 12216, 14252, 14280, 15270, 16184, 17306, 17340, 17815, 20230, 20360, 21378, 24276, 25959, 28504, 30345, 30540, 34612, 34680, 35630, 40460, 42756, 43265, 48552, 51918, 53445, 60571, 60690, 61080, 69224, 71260, 80920, 85512, 86530, 103836, 106890, 121142, 121380, 129795, 142520, 147101, 173060, 181713, 207672, 213780, 242284, 242760, 259590, 294202, 302855, 346120, 363426, 427560, 441303, 484568, 519180, 588404, 605710, 726852, 735505, 882606, 908565, 1029707, 1038360, 1176808, 1211420, 1453704, 1471010, 1765212, 1817130, 2059414, 2206515, 2422840, 2942020, 3089121, 3530424, 3634260, 4118828, 4413030, 5148535, 5884040, 6178242, 7268520, 8237656, 8826060, 10297070, 12356484, 15445605, 17652120, 20594140, 24712968, 30891210, 41188280, 61782420, 123564840]

約数ペア:

[(1, 123564840), (2, 61782420), (3, 41188280), (4, 30891210), (5, 24712968), (6, 20594140), (7, 17652120), (8, 15445605), (10, 12356484), (12, 10297070), (14, 8826060), (15, 8237656), (17, 7268520), (20, 6178242), (21, 5884040), (24, 5148535), (28, 4413030), (30, 4118828), (34, 3634260), (35, 3530424), (40, 3089121), (42, 2942020), (51, 2422840), (56, 2206515), (60, 2059414), (68, 1817130), (70, 1765212), (84, 1471010), (85, 1453704), (102, 1211420), (105, 1176808), (119, 1038360), (120, 1029707), (136, 908565), (140, 882606), (168, 735505), (170, 726852), (204, 605710), (210, 588404), (238, 519180), (255, 484568), (280, 441303), (289, 427560), (340, 363426), (357, 346120), (408, 302855), (420, 294202), (476, 259590), (509, 242760), (510, 242284), (578, 213780), (595, 207672), (680, 181713), (714, 173060), (840, 147101), (867, 142520), (952, 129795), (1018, 121380), (1020, 121142), (1156, 106890), (1190, 103836), (1428, 86530), (1445, 85512), (1527, 80920), (1734, 71260), (1785, 69224), (2023, 61080), (2036, 60690), (2040, 60571), (2312, 53445), (2380, 51918), (2545, 48552), (2856, 43265), (2890, 42756), (3054, 40460), (3468, 35630), (3563, 34680), (3570, 34612), (4046, 30540), (4072, 30345), (4335, 28504), (4760, 25959), (5090, 24276), (5780, 21378), (6069, 20360), (6108, 20230), (6936, 17815), (7126, 17340), (7140, 17306), (7635, 16184), (8092, 15270), (8653, 14280), (8670, 14252), (10115, 12216), (10180, 12138), (10689, 11560)]