238033180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 645345792

約数和(自身を除く): 407312612

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 71, 77, 98, 110, 140, 142, 154, 196, 220, 245, 284, 308, 311, 355, 385, 490, 497, 539, 622, 710, 770, 781, 980, 994, 1078, 1244, 1420, 1540, 1555, 1562, 1988, 2156, 2177, 2485, 2695, 3110, 3124, 3421, 3479, 3905, 4354, 4970, 5390, 5467, 6220, 6842, 6958, 7810, 8708, 9940, 10780, 10885, 10934, 13684, 13916, 15239, 15620, 17105, 17395, 21770, 21868, 22081, 23947, 27335, 30478, 34210, 34790, 38269, 43540, 44162, 47894, 54670, 60956, 68420, 69580, 76195, 76538, 88324, 95788, 109340, 110405, 119735, 152390, 153076, 154567, 167629, 191345, 220810, 239470, 242891, 304780, 309134, 335258, 382690, 441620, 478940, 485782, 618268, 670516, 765380, 772835, 838145, 971564, 1081969, 1214455, 1545670, 1676290, 1700237, 2163938, 2428910, 3091340, 3352580, 3400474, 4327876, 4857820, 5409845, 6800948, 8501185, 10819690, 11901659, 17002370, 21639380, 23803318, 34004740, 47606636, 59508295, 119016590, 238033180]

約数ペア:

[(1, 238033180), (2, 119016590), (4, 59508295), (5, 47606636), (7, 34004740), (10, 23803318), (11, 21639380), (14, 17002370), (20, 11901659), (22, 10819690), (28, 8501185), (35, 6800948), (44, 5409845), (49, 4857820), (55, 4327876), (70, 3400474), (71, 3352580), (77, 3091340), (98, 2428910), (110, 2163938), (140, 1700237), (142, 1676290), (154, 1545670), (196, 1214455), (220, 1081969), (245, 971564), (284, 838145), (308, 772835), (311, 765380), (355, 670516), (385, 618268), (490, 485782), (497, 478940), (539, 441620), (622, 382690), (710, 335258), (770, 309134), (781, 304780), (980, 242891), (994, 239470), (1078, 220810), (1244, 191345), (1420, 167629), (1540, 154567), (1555, 153076), (1562, 152390), (1988, 119735), (2156, 110405), (2177, 109340), (2485, 95788), (2695, 88324), (3110, 76538), (3124, 76195), (3421, 69580), (3479, 68420), (3905, 60956), (4354, 54670), (4970, 47894), (5390, 44162), (5467, 43540), (6220, 38269), (6842, 34790), (6958, 34210), (7810, 30478), (8708, 27335), (9940, 23947), (10780, 22081), (10885, 21868), (10934, 21770), (13684, 17395), (13916, 17105), (15239, 15620)]