161021610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 430230528

約数和(自身を除く): 269208918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 113, 142, 213, 223, 226, 339, 355, 426, 446, 565, 639, 669, 678, 710, 1017, 1065, 1115, 1130, 1278, 1338, 1695, 2007, 2034, 2130, 2230, 3195, 3345, 3390, 4014, 5085, 6390, 6690, 8023, 10035, 10170, 15833, 16046, 20070, 24069, 25199, 31666, 40115, 47499, 48138, 50398, 72207, 75597, 79165, 80230, 94998, 120345, 125995, 142497, 144414, 151194, 158330, 226791, 237495, 240690, 251990, 284994, 361035, 377985, 453582, 474990, 712485, 722070, 755970, 1133955, 1424970, 1789129, 2267910, 3578258, 5367387, 8945645, 10734774, 16102161, 17891290, 26836935, 32204322, 53673870, 80510805, 161021610]

約数ペア:

[(1, 161021610), (2, 80510805), (3, 53673870), (5, 32204322), (6, 26836935), (9, 17891290), (10, 16102161), (15, 10734774), (18, 8945645), (30, 5367387), (45, 3578258), (71, 2267910), (90, 1789129), (113, 1424970), (142, 1133955), (213, 755970), (223, 722070), (226, 712485), (339, 474990), (355, 453582), (426, 377985), (446, 361035), (565, 284994), (639, 251990), (669, 240690), (678, 237495), (710, 226791), (1017, 158330), (1065, 151194), (1115, 144414), (1130, 142497), (1278, 125995), (1338, 120345), (1695, 94998), (2007, 80230), (2034, 79165), (2130, 75597), (2230, 72207), (3195, 50398), (3345, 48138), (3390, 47499), (4014, 40115), (5085, 31666), (6390, 25199), (6690, 24069), (8023, 20070), (10035, 16046), (10170, 15833)]