320182525840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{2237}}^1$

素因数の和:2657

約数の個数: 160

約数和(自身を含む): 765347014656

約数和(自身を除く): 445164488816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 113, 142, 223, 226, 284, 355, 446, 452, 565, 568, 710, 892, 904, 1115, 1130, 1136, 1420, 1784, 1808, 2230, 2237, 2260, 2840, 3568, 4460, 4474, 4520, 5680, 8023, 8920, 8948, 9040, 11185, 15833, 16046, 17840, 17896, 22370, 25199, 31666, 32092, 35792, 40115, 44740, 50398, 63332, 64184, 79165, 80230, 89480, 100796, 125995, 126664, 128368, 158330, 158827, 160460, 178960, 201592, 251990, 252781, 253328, 316660, 317654, 320920, 403184, 498851, 503980, 505562, 633320, 635308, 641840, 794135, 997702, 1007960, 1011124, 1263905, 1266640, 1270616, 1588270, 1789129, 1995404, 2015920, 2022248, 2494255, 2527810, 2541232, 3176540, 3578258, 3990808, 4044496, 4988510, 5055620, 6353080, 7156516, 7981616, 8945645, 9977020, 10111240, 12706160, 14313032, 17891290, 17947451, 19954040, 20222480, 28626064, 35418421, 35782580, 35894902, 39908080, 56370163, 70836842, 71565160, 71789804, 89737255, 112740326, 141673684, 143130320, 143579608, 177092105, 179474510, 225480652, 281850815, 283347368, 287159216, 354184210, 358949020, 450961304, 563701630, 566694736, 708368420, 717898040, 901922608, 1127403260, 1416736840, 1435796080, 2254806520, 2833473680, 4002281573, 4509613040, 8004563146, 16009126292, 20011407865, 32018252584, 40022815730, 64036505168, 80045631460, 160091262920, 320182525840]

約数ペア:

[(1, 320182525840), (2, 160091262920), (4, 80045631460), (5, 64036505168), (8, 40022815730), (10, 32018252584), (16, 20011407865), (20, 16009126292), (40, 8004563146), (71, 4509613040), (80, 4002281573), (113, 2833473680), (142, 2254806520), (223, 1435796080), (226, 1416736840), (284, 1127403260), (355, 901922608), (446, 717898040), (452, 708368420), (565, 566694736), (568, 563701630), (710, 450961304), (892, 358949020), (904, 354184210), (1115, 287159216), (1130, 283347368), (1136, 281850815), (1420, 225480652), (1784, 179474510), (1808, 177092105), (2230, 143579608), (2237, 143130320), (2260, 141673684), (2840, 112740326), (3568, 89737255), (4460, 71789804), (4474, 71565160), (4520, 70836842), (5680, 56370163), (8023, 39908080), (8920, 35894902), (8948, 35782580), (9040, 35418421), (11185, 28626064), (15833, 20222480), (16046, 19954040), (17840, 17947451), (17896, 17891290), (22370, 14313032), (25199, 12706160), (31666, 10111240), (32092, 9977020), (35792, 8945645), (40115, 7981616), (44740, 7156516), (50398, 6353080), (63332, 5055620), (64184, 4988510), (79165, 4044496), (80230, 3990808), (89480, 3578258), (100796, 3176540), (125995, 2541232), (126664, 2527810), (128368, 2494255), (158330, 2022248), (158827, 2015920), (160460, 1995404), (178960, 1789129), (201592, 1588270), (251990, 1270616), (252781, 1266640), (253328, 1263905), (316660, 1011124), (317654, 1007960), (320920, 997702), (403184, 794135), (498851, 641840), (503980, 635308), (505562, 633320)]