77504940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 249133248

約数和(自身を除く): 171628308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 97, 115, 138, 180, 193, 194, 207, 230, 276, 291, 345, 386, 388, 414, 460, 485, 579, 582, 690, 772, 828, 873, 965, 970, 1035, 1158, 1164, 1380, 1455, 1737, 1746, 1930, 1940, 2070, 2231, 2316, 2895, 2910, 3474, 3492, 3860, 4140, 4365, 4439, 4462, 5790, 5820, 6693, 6948, 8685, 8730, 8878, 8924, 11155, 11580, 13317, 13386, 17370, 17460, 17756, 18721, 20079, 22195, 22310, 26634, 26772, 33465, 34740, 37442, 39951, 40158, 44390, 44620, 53268, 56163, 66585, 66930, 74884, 79902, 80316, 88780, 93605, 100395, 112326, 133170, 133860, 159804, 168489, 187210, 199755, 200790, 224652, 266340, 280815, 336978, 374420, 399510, 401580, 430583, 561630, 673956, 799020, 842445, 861166, 1123260, 1291749, 1684890, 1722332, 2152915, 2583498, 3369780, 3875247, 4305830, 5166996, 6458745, 7750494, 8611660, 12917490, 15500988, 19376235, 25834980, 38752470, 77504940]

約数ペア:

[(1, 77504940), (2, 38752470), (3, 25834980), (4, 19376235), (5, 15500988), (6, 12917490), (9, 8611660), (10, 7750494), (12, 6458745), (15, 5166996), (18, 4305830), (20, 3875247), (23, 3369780), (30, 2583498), (36, 2152915), (45, 1722332), (46, 1684890), (60, 1291749), (69, 1123260), (90, 861166), (92, 842445), (97, 799020), (115, 673956), (138, 561630), (180, 430583), (193, 401580), (194, 399510), (207, 374420), (230, 336978), (276, 280815), (291, 266340), (345, 224652), (386, 200790), (388, 199755), (414, 187210), (460, 168489), (485, 159804), (579, 133860), (582, 133170), (690, 112326), (772, 100395), (828, 93605), (873, 88780), (965, 80316), (970, 79902), (1035, 74884), (1158, 66930), (1164, 66585), (1380, 56163), (1455, 53268), (1737, 44620), (1746, 44390), (1930, 40158), (1940, 39951), (2070, 37442), (2231, 34740), (2316, 33465), (2895, 26772), (2910, 26634), (3474, 22310), (3492, 22195), (3860, 20079), (4140, 18721), (4365, 17756), (4439, 17460), (4462, 17370), (5790, 13386), (5820, 13317), (6693, 11580), (6948, 11155), (8685, 8924), (8730, 8878)]