161209620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6302

約数の個数: 144

約数和(自身を含む): 574584192

約数和(自身を除く): 413374572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6263, 6435, 8580, 12526, 12870, 18789, 25052, 25740, 31315, 37578, 56367, 62630, 68893, 75156, 81419, 93945, 112734, 125260, 137786, 162838, 187890, 206679, 225468, 244257, 275572, 281835, 325676, 344465, 375780, 407095, 413358, 488514, 563670, 620037, 688930, 732771, 814190, 826716, 895609, 977028, 1033395, 1127340, 1221285, 1240074, 1377860, 1465542, 1628380, 1791218, 2066790, 2442570, 2480148, 2686827, 2931084, 3100185, 3582436, 3663855, 4133580, 4478045, 4885140, 5373654, 6200370, 7327710, 8060481, 8956090, 10747308, 12400740, 13434135, 14655420, 16120962, 17912180, 26868270, 32241924, 40302405, 53736540, 80604810, 161209620]

約数ペア:

[(1, 161209620), (2, 80604810), (3, 53736540), (4, 40302405), (5, 32241924), (6, 26868270), (9, 17912180), (10, 16120962), (11, 14655420), (12, 13434135), (13, 12400740), (15, 10747308), (18, 8956090), (20, 8060481), (22, 7327710), (26, 6200370), (30, 5373654), (33, 4885140), (36, 4478045), (39, 4133580), (44, 3663855), (45, 3582436), (52, 3100185), (55, 2931084), (60, 2686827), (65, 2480148), (66, 2442570), (78, 2066790), (90, 1791218), (99, 1628380), (110, 1465542), (117, 1377860), (130, 1240074), (132, 1221285), (143, 1127340), (156, 1033395), (165, 977028), (180, 895609), (195, 826716), (198, 814190), (220, 732771), (234, 688930), (260, 620037), (286, 563670), (330, 488514), (390, 413358), (396, 407095), (429, 375780), (468, 344465), (495, 325676), (572, 281835), (585, 275572), (660, 244257), (715, 225468), (780, 206679), (858, 187890), (990, 162838), (1170, 137786), (1287, 125260), (1430, 112734), (1716, 93945), (1980, 81419), (2145, 75156), (2340, 68893), (2574, 62630), (2860, 56367), (4290, 37578), (5148, 31315), (6263, 25740), (6435, 25052), (8580, 18789), (12526, 12870)]