168312420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15329}}^1$

素因数の和:15405

約数の個数: 72

約数和(自身を含む): 518951160

約数和(自身を除く): 350638740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 15329, 30658, 45987, 61316, 76645, 91974, 137961, 153290, 183948, 229935, 275922, 306580, 459870, 551844, 689805, 919740, 935069, 1379610, 1870138, 2759220, 2805207, 3740276, 4675345, 5610414, 8415621, 9350690, 11220828, 14026035, 16831242, 18701380, 28052070, 33662484, 42078105, 56104140, 84156210, 168312420]

約数ペア:

[(1, 168312420), (2, 84156210), (3, 56104140), (4, 42078105), (5, 33662484), (6, 28052070), (9, 18701380), (10, 16831242), (12, 14026035), (15, 11220828), (18, 9350690), (20, 8415621), (30, 5610414), (36, 4675345), (45, 3740276), (60, 2805207), (61, 2759220), (90, 1870138), (122, 1379610), (180, 935069), (183, 919740), (244, 689805), (305, 551844), (366, 459870), (549, 306580), (610, 275922), (732, 229935), (915, 183948), (1098, 153290), (1220, 137961), (1830, 91974), (2196, 76645), (2745, 61316), (3660, 45987), (5490, 30658), (10980, 15329)]