21551620320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{28837}}^1$

素因数の和:29034

約数の個数: 192

約数和(自身を含む): 75869317440

約数和(自身を除く): 54317697120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 173, 180, 216, 240, 270, 288, 346, 360, 432, 480, 519, 540, 692, 720, 864, 865, 1038, 1080, 1384, 1440, 1557, 1730, 2076, 2160, 2595, 2768, 3114, 3460, 4152, 4320, 4671, 5190, 5536, 6228, 6920, 7785, 8304, 9342, 10380, 12456, 13840, 15570, 16608, 18684, 20760, 23355, 24912, 27680, 28837, 31140, 37368, 41520, 46710, 49824, 57674, 62280, 74736, 83040, 86511, 93420, 115348, 124560, 144185, 149472, 173022, 186840, 230696, 249120, 259533, 288370, 346044, 373680, 432555, 461392, 519066, 576740, 692088, 747360, 778599, 865110, 922784, 1038132, 1153480, 1297665, 1384176, 1557198, 1730220, 2076264, 2306960, 2595330, 2768352, 3114396, 3460440, 3892995, 4152528, 4613920, 4988801, 5190660, 6228792, 6920880, 7785990, 8305056, 9977602, 10381320, 12457584, 13841760, 14966403, 15571980, 19955204, 20762640, 24915168, 24944005, 29932806, 31143960, 39910408, 41525280, 44899209, 49888010, 59865612, 62287920, 74832015, 79820816, 89798418, 99776020, 119731224, 124575840, 134697627, 149664030, 159641632, 179596836, 199552040, 224496045, 239462448, 269395254, 299328060, 359193672, 399104080, 448992090, 478924896, 538790508, 598656120, 673488135, 718387344, 798208160, 897984180, 1077581016, 1197312240, 1346976270, 1436774688, 1795968360, 2155162032, 2394624480, 2693952540, 3591936720, 4310324064, 5387905080, 7183873440, 10775810160, 21551620320]

約数ペア:

[(1, 21551620320), (2, 10775810160), (3, 7183873440), (4, 5387905080), (5, 4310324064), (6, 3591936720), (8, 2693952540), (9, 2394624480), (10, 2155162032), (12, 1795968360), (15, 1436774688), (16, 1346976270), (18, 1197312240), (20, 1077581016), (24, 897984180), (27, 798208160), (30, 718387344), (32, 673488135), (36, 598656120), (40, 538790508), (45, 478924896), (48, 448992090), (54, 399104080), (60, 359193672), (72, 299328060), (80, 269395254), (90, 239462448), (96, 224496045), (108, 199552040), (120, 179596836), (135, 159641632), (144, 149664030), (160, 134697627), (173, 124575840), (180, 119731224), (216, 99776020), (240, 89798418), (270, 79820816), (288, 74832015), (346, 62287920), (360, 59865612), (432, 49888010), (480, 44899209), (519, 41525280), (540, 39910408), (692, 31143960), (720, 29932806), (864, 24944005), (865, 24915168), (1038, 20762640), (1080, 19955204), (1384, 15571980), (1440, 14966403), (1557, 13841760), (1730, 12457584), (2076, 10381320), (2160, 9977602), (2595, 8305056), (2768, 7785990), (3114, 6920880), (3460, 6228792), (4152, 5190660), (4320, 4988801), (4671, 4613920), (5190, 4152528), (5536, 3892995), (6228, 3460440), (6920, 3114396), (7785, 2768352), (8304, 2595330), (9342, 2306960), (10380, 2076264), (12456, 1730220), (13840, 1557198), (15570, 1384176), (16608, 1297665), (18684, 1153480), (20760, 1038132), (23355, 922784), (24912, 865110), (27680, 778599), (28837, 747360), (31140, 692088), (37368, 576740), (41520, 519066), (46710, 461392), (49824, 432555), (57674, 373680), (62280, 346044), (74736, 288370), (83040, 259533), (86511, 249120), (93420, 230696), (115348, 186840), (124560, 173022), (144185, 149472)]