138783680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 394033248

約数和(自身を除く): 255249568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 140, 160, 167, 196, 212, 224, 245, 265, 280, 320, 334, 371, 392, 424, 448, 490, 530, 560, 668, 742, 784, 835, 848, 980, 1060, 1120, 1169, 1336, 1484, 1568, 1670, 1696, 1855, 1960, 2120, 2240, 2338, 2597, 2672, 2968, 3136, 3340, 3392, 3710, 3920, 4240, 4676, 5194, 5344, 5845, 5936, 6680, 7420, 7840, 8183, 8480, 8851, 9352, 10388, 10688, 11690, 11872, 12985, 13360, 14840, 15680, 16366, 16960, 17702, 18704, 20776, 23380, 23744, 25970, 26720, 29680, 32732, 35404, 37408, 40915, 41552, 44255, 46760, 51940, 53440, 59360, 61957, 65464, 70808, 74816, 81830, 83104, 88510, 93520, 103880, 118720, 123914, 130928, 141616, 163660, 166208, 177020, 187040, 207760, 247828, 261856, 283232, 309785, 327320, 354040, 374080, 415520, 433699, 495656, 523712, 566464, 619570, 654640, 708080, 831040, 867398, 991312, 1239140, 1309280, 1416160, 1734796, 1982624, 2168495, 2478280, 2618560, 2832320, 3469592, 3965248, 4336990, 4956560, 6939184, 8673980, 9913120, 13878368, 17347960, 19826240, 27756736, 34695920, 69391840, 138783680]

約数ペア:

[(1, 138783680), (2, 69391840), (4, 34695920), (5, 27756736), (7, 19826240), (8, 17347960), (10, 13878368), (14, 9913120), (16, 8673980), (20, 6939184), (28, 4956560), (32, 4336990), (35, 3965248), (40, 3469592), (49, 2832320), (53, 2618560), (56, 2478280), (64, 2168495), (70, 1982624), (80, 1734796), (98, 1416160), (106, 1309280), (112, 1239140), (140, 991312), (160, 867398), (167, 831040), (196, 708080), (212, 654640), (224, 619570), (245, 566464), (265, 523712), (280, 495656), (320, 433699), (334, 415520), (371, 374080), (392, 354040), (424, 327320), (448, 309785), (490, 283232), (530, 261856), (560, 247828), (668, 207760), (742, 187040), (784, 177020), (835, 166208), (848, 163660), (980, 141616), (1060, 130928), (1120, 123914), (1169, 118720), (1336, 103880), (1484, 93520), (1568, 88510), (1670, 83104), (1696, 81830), (1855, 74816), (1960, 70808), (2120, 65464), (2240, 61957), (2338, 59360), (2597, 53440), (2672, 51940), (2968, 46760), (3136, 44255), (3340, 41552), (3392, 40915), (3710, 37408), (3920, 35404), (4240, 32732), (4676, 29680), (5194, 26720), (5344, 25970), (5845, 23744), (5936, 23380), (6680, 20776), (7420, 18704), (7840, 17702), (8183, 16960), (8480, 16366), (8851, 15680), (9352, 14840), (10388, 13360), (10688, 12985), (11690, 11872)]