77873760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1381

約数の個数: 144

約数和(自身を含む): 272432160

約数和(自身を除く): 194558400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 984, 1230, 1312, 1319, 1440, 1476, 1640, 1845, 1968, 2460, 2638, 2952, 3280, 3690, 3936, 3957, 4920, 5276, 5904, 6560, 6595, 7380, 7914, 9840, 10552, 11808, 11871, 13190, 14760, 15828, 19680, 19785, 21104, 23742, 26380, 29520, 31656, 39570, 42208, 47484, 52760, 54079, 59040, 59355, 63312, 79140, 94968, 105520, 108158, 118710, 126624, 158280, 162237, 189936, 211040, 216316, 237420, 270395, 316560, 324474, 379872, 432632, 474840, 486711, 540790, 633120, 648948, 811185, 865264, 949680, 973422, 1081580, 1297896, 1622370, 1730528, 1899360, 1946844, 2163160, 2433555, 2595792, 3244740, 3893688, 4326320, 4867110, 5191584, 6489480, 7787376, 8652640, 9734220, 12978960, 15574752, 19468440, 25957920, 38936880, 77873760]

約数ペア:

[(1, 77873760), (2, 38936880), (3, 25957920), (4, 19468440), (5, 15574752), (6, 12978960), (8, 9734220), (9, 8652640), (10, 7787376), (12, 6489480), (15, 5191584), (16, 4867110), (18, 4326320), (20, 3893688), (24, 3244740), (30, 2595792), (32, 2433555), (36, 2163160), (40, 1946844), (41, 1899360), (45, 1730528), (48, 1622370), (60, 1297896), (72, 1081580), (80, 973422), (82, 949680), (90, 865264), (96, 811185), (120, 648948), (123, 633120), (144, 540790), (160, 486711), (164, 474840), (180, 432632), (205, 379872), (240, 324474), (246, 316560), (288, 270395), (328, 237420), (360, 216316), (369, 211040), (410, 189936), (480, 162237), (492, 158280), (615, 126624), (656, 118710), (720, 108158), (738, 105520), (820, 94968), (984, 79140), (1230, 63312), (1312, 59355), (1319, 59040), (1440, 54079), (1476, 52760), (1640, 47484), (1845, 42208), (1968, 39570), (2460, 31656), (2638, 29520), (2952, 26380), (3280, 23742), (3690, 21104), (3936, 19785), (3957, 19680), (4920, 15828), (5276, 14760), (5904, 13190), (6560, 11871), (6595, 11808), (7380, 10552), (7914, 9840)]