239788400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 120

約数和(自身を含む): 616500720

約数和(自身を除く): 376712320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 179, 197, 200, 272, 340, 358, 394, 400, 425, 680, 716, 788, 850, 895, 985, 1360, 1432, 1576, 1700, 1790, 1970, 2864, 3043, 3152, 3349, 3400, 3580, 3940, 4475, 4925, 6086, 6698, 6800, 7160, 7880, 8950, 9850, 12172, 13396, 14320, 15215, 15760, 16745, 17900, 19700, 24344, 26792, 30430, 33490, 35263, 35800, 39400, 48688, 53584, 60860, 66980, 70526, 71600, 76075, 78800, 83725, 121720, 133960, 141052, 152150, 167450, 176315, 243440, 267920, 282104, 304300, 334900, 352630, 564208, 599471, 608600, 669800, 705260, 881575, 1198942, 1217200, 1339600, 1410520, 1763150, 2397884, 2821040, 2997355, 3526300, 4795768, 5994710, 7052600, 9591536, 11989420, 14105200, 14986775, 23978840, 29973550, 47957680, 59947100, 119894200, 239788400]

約数ペア:

[(1, 239788400), (2, 119894200), (4, 59947100), (5, 47957680), (8, 29973550), (10, 23978840), (16, 14986775), (17, 14105200), (20, 11989420), (25, 9591536), (34, 7052600), (40, 5994710), (50, 4795768), (68, 3526300), (80, 2997355), (85, 2821040), (100, 2397884), (136, 1763150), (170, 1410520), (179, 1339600), (197, 1217200), (200, 1198942), (272, 881575), (340, 705260), (358, 669800), (394, 608600), (400, 599471), (425, 564208), (680, 352630), (716, 334900), (788, 304300), (850, 282104), (895, 267920), (985, 243440), (1360, 176315), (1432, 167450), (1576, 152150), (1700, 141052), (1790, 133960), (1970, 121720), (2864, 83725), (3043, 78800), (3152, 76075), (3349, 71600), (3400, 70526), (3580, 66980), (3940, 60860), (4475, 53584), (4925, 48688), (6086, 39400), (6698, 35800), (6800, 35263), (7160, 33490), (7880, 30430), (8950, 26792), (9850, 24344), (12172, 19700), (13396, 17900), (14320, 16745), (15215, 15760)]