678889275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 1244920320

約数和(自身を除く): 566031045

約数列:

[1, 3, 5, 15, 23, 25, 29, 41, 69, 75, 87, 115, 123, 145, 205, 331, 345, 435, 575, 615, 667, 725, 943, 993, 1025, 1189, 1655, 1725, 2001, 2175, 2829, 3075, 3335, 3567, 4715, 4965, 5945, 7613, 8275, 9599, 10005, 13571, 14145, 16675, 17835, 22839, 23575, 24825, 27347, 28797, 29725, 38065, 40713, 47995, 50025, 67855, 70725, 82041, 89175, 114195, 136735, 143985, 190325, 203565, 220777, 239975, 312133, 339275, 393559, 410205, 570975, 662331, 683675, 719925, 936399, 1017825, 1103885, 1180677, 1560665, 1967795, 2051025, 3311655, 4681995, 5519425, 5903385, 7803325, 9051857, 9838975, 16558275, 23409975, 27155571, 29516925, 45259285, 135777855, 226296425, 678889275]

約数ペア:

[(1, 678889275), (3, 226296425), (5, 135777855), (15, 45259285), (23, 29516925), (25, 27155571), (29, 23409975), (41, 16558275), (69, 9838975), (75, 9051857), (87, 7803325), (115, 5903385), (123, 5519425), (145, 4681995), (205, 3311655), (331, 2051025), (345, 1967795), (435, 1560665), (575, 1180677), (615, 1103885), (667, 1017825), (725, 936399), (943, 719925), (993, 683675), (1025, 662331), (1189, 570975), (1655, 410205), (1725, 393559), (2001, 339275), (2175, 312133), (2829, 239975), (3075, 220777), (3335, 203565), (3567, 190325), (4715, 143985), (4965, 136735), (5945, 114195), (7613, 89175), (8275, 82041), (9599, 70725), (10005, 67855), (13571, 50025), (14145, 47995), (16675, 40713), (17835, 38065), (22839, 29725), (23575, 28797), (24825, 27347)]