161768340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1719

約数の個数: 120

約数和(自身を含む): 516107592

約数和(自身を除く): 354339252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 810, 915, 1098, 1220, 1620, 1637, 1647, 1830, 2196, 2745, 3274, 3294, 3660, 4911, 4941, 5490, 6548, 6588, 8185, 8235, 9822, 9882, 10980, 14733, 16370, 16470, 19644, 19764, 24555, 24705, 29466, 32740, 32940, 44199, 49110, 49410, 58932, 73665, 88398, 98220, 98820, 99857, 132597, 147330, 176796, 199714, 220995, 265194, 294660, 299571, 399428, 441990, 499285, 530388, 599142, 662985, 883980, 898713, 998570, 1198284, 1325970, 1497855, 1797426, 1997140, 2651940, 2696139, 2995710, 3594852, 4493565, 5392278, 5991420, 8088417, 8987130, 10784556, 13480695, 16176834, 17974260, 26961390, 32353668, 40442085, 53922780, 80884170, 161768340]

約数ペア:

[(1, 161768340), (2, 80884170), (3, 53922780), (4, 40442085), (5, 32353668), (6, 26961390), (9, 17974260), (10, 16176834), (12, 13480695), (15, 10784556), (18, 8987130), (20, 8088417), (27, 5991420), (30, 5392278), (36, 4493565), (45, 3594852), (54, 2995710), (60, 2696139), (61, 2651940), (81, 1997140), (90, 1797426), (108, 1497855), (122, 1325970), (135, 1198284), (162, 998570), (180, 898713), (183, 883980), (244, 662985), (270, 599142), (305, 530388), (324, 499285), (366, 441990), (405, 399428), (540, 299571), (549, 294660), (610, 265194), (732, 220995), (810, 199714), (915, 176796), (1098, 147330), (1220, 132597), (1620, 99857), (1637, 98820), (1647, 98220), (1830, 88398), (2196, 73665), (2745, 58932), (3274, 49410), (3294, 49110), (3660, 44199), (4911, 32940), (4941, 32740), (5490, 29466), (6548, 24705), (6588, 24555), (8185, 19764), (8235, 19644), (9822, 16470), (9882, 16370), (10980, 14733)]