123591720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{21019}}^1$

素因数の和:21047

約数の個数: 96

約数和(自身を含む): 431330400

約数和(自身を除く): 307738680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 21019, 42038, 63057, 84076, 105095, 126114, 147133, 168152, 210190, 252228, 294266, 315285, 420380, 441399, 504456, 588532, 630570, 735665, 840760, 882798, 1029931, 1177064, 1261140, 1471330, 1765596, 2059862, 2206995, 2522280, 2942660, 3089793, 3531192, 4119724, 4413990, 5149655, 5885320, 6179586, 8239448, 8827980, 10299310, 12359172, 15448965, 17655960, 20598620, 24718344, 30897930, 41197240, 61795860, 123591720]

約数ペア:

[(1, 123591720), (2, 61795860), (3, 41197240), (4, 30897930), (5, 24718344), (6, 20598620), (7, 17655960), (8, 15448965), (10, 12359172), (12, 10299310), (14, 8827980), (15, 8239448), (20, 6179586), (21, 5885320), (24, 5149655), (28, 4413990), (30, 4119724), (35, 3531192), (40, 3089793), (42, 2942660), (49, 2522280), (56, 2206995), (60, 2059862), (70, 1765596), (84, 1471330), (98, 1261140), (105, 1177064), (120, 1029931), (140, 882798), (147, 840760), (168, 735665), (196, 630570), (210, 588532), (245, 504456), (280, 441399), (294, 420380), (392, 315285), (420, 294266), (490, 252228), (588, 210190), (735, 168152), (840, 147133), (980, 126114), (1176, 105095), (1470, 84076), (1960, 63057), (2940, 42038), (5880, 21019)]