161152020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24197}}^1$

素因数の和:24249

約数の個数: 72

約数和(自身を含む): 502060104

約数和(自身を除く): 340908084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 24197, 48394, 72591, 96788, 120985, 145182, 217773, 241970, 290364, 362955, 435546, 483940, 725910, 871092, 895289, 1088865, 1451820, 1790578, 2177730, 2685867, 3581156, 4355460, 4476445, 5371734, 8057601, 8952890, 10743468, 13429335, 16115202, 17905780, 26858670, 32230404, 40288005, 53717340, 80576010, 161152020]

約数ペア:

[(1, 161152020), (2, 80576010), (3, 53717340), (4, 40288005), (5, 32230404), (6, 26858670), (9, 17905780), (10, 16115202), (12, 13429335), (15, 10743468), (18, 8952890), (20, 8057601), (30, 5371734), (36, 4476445), (37, 4355460), (45, 3581156), (60, 2685867), (74, 2177730), (90, 1790578), (111, 1451820), (148, 1088865), (180, 895289), (185, 871092), (222, 725910), (333, 483940), (370, 435546), (444, 362955), (555, 290364), (666, 241970), (740, 217773), (1110, 145182), (1332, 120985), (1665, 96788), (2220, 72591), (3330, 48394), (6660, 24197)]