168997140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72221}}^1$

素因数の和:72249

約数の個数: 72

約数和(自身を含む): 552064968

約数和(自身を除く): 383067828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 72221, 144442, 216663, 288884, 361105, 433326, 649989, 722210, 866652, 938873, 1083315, 1299978, 1444420, 1877746, 2166630, 2599956, 2816619, 3249945, 3755492, 4333260, 4694365, 5633238, 6499890, 8449857, 9388730, 11266476, 12999780, 14083095, 16899714, 18777460, 28166190, 33799428, 42249285, 56332380, 84498570, 168997140]

約数ペア:

[(1, 168997140), (2, 84498570), (3, 56332380), (4, 42249285), (5, 33799428), (6, 28166190), (9, 18777460), (10, 16899714), (12, 14083095), (13, 12999780), (15, 11266476), (18, 9388730), (20, 8449857), (26, 6499890), (30, 5633238), (36, 4694365), (39, 4333260), (45, 3755492), (52, 3249945), (60, 2816619), (65, 2599956), (78, 2166630), (90, 1877746), (117, 1444420), (130, 1299978), (156, 1083315), (180, 938873), (195, 866652), (234, 722210), (260, 649989), (390, 433326), (468, 361105), (585, 288884), (780, 216663), (1170, 144442), (2340, 72221)]