181213920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2063}}^1$

素因数の和:2145

約数の個数: 144

約数和(自身を含む): 628834752

約数和(自身を除く): 447620832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1440, 1464, 1830, 1952, 2063, 2196, 2440, 2745, 2928, 3660, 4126, 4392, 4880, 5490, 5856, 6189, 7320, 8252, 8784, 9760, 10315, 10980, 12378, 14640, 16504, 17568, 18567, 20630, 21960, 24756, 29280, 30945, 33008, 37134, 41260, 43920, 49512, 61890, 66016, 74268, 82520, 87840, 92835, 99024, 123780, 125843, 148536, 165040, 185670, 198048, 247560, 251686, 297072, 330080, 371340, 377529, 495120, 503372, 594144, 629215, 742680, 755058, 990240, 1006744, 1132587, 1258430, 1485360, 1510116, 1887645, 2013488, 2265174, 2516860, 2970720, 3020232, 3775290, 4026976, 4530348, 5033720, 5662935, 6040464, 7550580, 9060696, 10067440, 11325870, 12080928, 15101160, 18121392, 20134880, 22651740, 30202320, 36242784, 45303480, 60404640, 90606960, 181213920]

約数ペア:

[(1, 181213920), (2, 90606960), (3, 60404640), (4, 45303480), (5, 36242784), (6, 30202320), (8, 22651740), (9, 20134880), (10, 18121392), (12, 15101160), (15, 12080928), (16, 11325870), (18, 10067440), (20, 9060696), (24, 7550580), (30, 6040464), (32, 5662935), (36, 5033720), (40, 4530348), (45, 4026976), (48, 3775290), (60, 3020232), (61, 2970720), (72, 2516860), (80, 2265174), (90, 2013488), (96, 1887645), (120, 1510116), (122, 1485360), (144, 1258430), (160, 1132587), (180, 1006744), (183, 990240), (240, 755058), (244, 742680), (288, 629215), (305, 594144), (360, 503372), (366, 495120), (480, 377529), (488, 371340), (549, 330080), (610, 297072), (720, 251686), (732, 247560), (915, 198048), (976, 185670), (1098, 165040), (1220, 148536), (1440, 125843), (1464, 123780), (1830, 99024), (1952, 92835), (2063, 87840), (2196, 82520), (2440, 74268), (2745, 66016), (2928, 61890), (3660, 49512), (4126, 43920), (4392, 41260), (4880, 37134), (5490, 33008), (5856, 30945), (6189, 29280), (7320, 24756), (8252, 21960), (8784, 20630), (9760, 18567), (10315, 17568), (10980, 16504), (12378, 14640)]