189877140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17293}}^1$

素因数の和:17369

約数の個数: 72

約数和(自身を含む): 585436488

約数和(自身を除く): 395559348

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, 17293, 34586, 51879, 69172, 86465, 103758, 155637, 172930, 207516, 259395, 311274, 345860, 518790, 622548, 778185, 1037580, 1054873, 1556370, 2109746, 3112740, 3164619, 4219492, 5274365, 6329238, 9493857, 10548730, 12658476, 15823095, 18987714, 21097460, 31646190, 37975428, 47469285, 63292380, 94938570, 189877140]

約数ペア:

[(1, 189877140), (2, 94938570), (3, 63292380), (4, 47469285), (5, 37975428), (6, 31646190), (9, 21097460), (10, 18987714), (12, 15823095), (15, 12658476), (18, 10548730), (20, 9493857), (30, 6329238), (36, 5274365), (45, 4219492), (60, 3164619), (61, 3112740), (90, 2109746), (122, 1556370), (180, 1054873), (183, 1037580), (244, 778185), (305, 622548), (366, 518790), (549, 345860), (610, 311274), (732, 259395), (915, 207516), (1098, 172930), (1220, 155637), (1830, 103758), (2196, 86465), (2745, 69172), (3660, 51879), (5490, 34586), (10980, 17293)]