161695620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 506338560

約数和(自身を除く): 344642940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 83, 90, 137, 158, 166, 180, 237, 249, 274, 316, 332, 395, 411, 415, 474, 498, 548, 685, 711, 747, 790, 822, 830, 948, 996, 1185, 1233, 1245, 1370, 1422, 1494, 1580, 1644, 1660, 2055, 2370, 2466, 2490, 2740, 2844, 2988, 3555, 3735, 4110, 4740, 4932, 4980, 6165, 6557, 7110, 7470, 8220, 10823, 11371, 12330, 13114, 14220, 14940, 19671, 21646, 22742, 24660, 26228, 32469, 32785, 34113, 39342, 43292, 45484, 54115, 56855, 59013, 64938, 65570, 68226, 78684, 97407, 98355, 102339, 108230, 113710, 118026, 129876, 131140, 136452, 162345, 170565, 194814, 196710, 204678, 216460, 227420, 236052, 295065, 324690, 341130, 389628, 393420, 409356, 487035, 511695, 590130, 649380, 682260, 898309, 974070, 1023390, 1180260, 1796618, 1948140, 2046780, 2694927, 3593236, 4491545, 5389854, 8084781, 8983090, 10779708, 13474635, 16169562, 17966180, 26949270, 32339124, 40423905, 53898540, 80847810, 161695620]

約数ペア:

[(1, 161695620), (2, 80847810), (3, 53898540), (4, 40423905), (5, 32339124), (6, 26949270), (9, 17966180), (10, 16169562), (12, 13474635), (15, 10779708), (18, 8983090), (20, 8084781), (30, 5389854), (36, 4491545), (45, 3593236), (60, 2694927), (79, 2046780), (83, 1948140), (90, 1796618), (137, 1180260), (158, 1023390), (166, 974070), (180, 898309), (237, 682260), (249, 649380), (274, 590130), (316, 511695), (332, 487035), (395, 409356), (411, 393420), (415, 389628), (474, 341130), (498, 324690), (548, 295065), (685, 236052), (711, 227420), (747, 216460), (790, 204678), (822, 196710), (830, 194814), (948, 170565), (996, 162345), (1185, 136452), (1233, 131140), (1245, 129876), (1370, 118026), (1422, 113710), (1494, 108230), (1580, 102339), (1644, 98355), (1660, 97407), (2055, 78684), (2370, 68226), (2466, 65570), (2490, 64938), (2740, 59013), (2844, 56855), (2988, 54115), (3555, 45484), (3735, 43292), (4110, 39342), (4740, 34113), (4932, 32785), (4980, 32469), (6165, 26228), (6557, 24660), (7110, 22742), (7470, 21646), (8220, 19671), (10823, 14940), (11371, 14220), (12330, 13114)]