50286780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 159999840

約数和(自身を除く): 109713060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 73, 86, 89, 90, 129, 146, 172, 178, 180, 215, 219, 258, 267, 292, 356, 365, 387, 430, 438, 445, 516, 534, 645, 657, 730, 774, 801, 860, 876, 890, 1068, 1095, 1290, 1314, 1335, 1460, 1548, 1602, 1780, 1935, 2190, 2580, 2628, 2670, 3139, 3204, 3285, 3827, 3870, 4005, 4380, 5340, 6278, 6497, 6570, 7654, 7740, 8010, 9417, 11481, 12556, 12994, 13140, 15308, 15695, 16020, 18834, 19135, 19491, 22962, 25988, 28251, 31390, 32485, 34443, 37668, 38270, 38982, 45924, 47085, 56502, 57405, 58473, 62780, 64970, 68886, 76540, 77964, 94170, 97455, 113004, 114810, 116946, 129940, 137772, 141255, 172215, 188340, 194910, 229620, 233892, 279371, 282510, 292365, 344430, 389820, 558742, 565020, 584730, 688860, 838113, 1117484, 1169460, 1396855, 1676226, 2514339, 2793710, 3352452, 4190565, 5028678, 5587420, 8381130, 10057356, 12571695, 16762260, 25143390, 50286780]

約数ペア:

[(1, 50286780), (2, 25143390), (3, 16762260), (4, 12571695), (5, 10057356), (6, 8381130), (9, 5587420), (10, 5028678), (12, 4190565), (15, 3352452), (18, 2793710), (20, 2514339), (30, 1676226), (36, 1396855), (43, 1169460), (45, 1117484), (60, 838113), (73, 688860), (86, 584730), (89, 565020), (90, 558742), (129, 389820), (146, 344430), (172, 292365), (178, 282510), (180, 279371), (215, 233892), (219, 229620), (258, 194910), (267, 188340), (292, 172215), (356, 141255), (365, 137772), (387, 129940), (430, 116946), (438, 114810), (445, 113004), (516, 97455), (534, 94170), (645, 77964), (657, 76540), (730, 68886), (774, 64970), (801, 62780), (860, 58473), (876, 57405), (890, 56502), (1068, 47085), (1095, 45924), (1290, 38982), (1314, 38270), (1335, 37668), (1460, 34443), (1548, 32485), (1602, 31390), (1780, 28251), (1935, 25988), (2190, 22962), (2580, 19491), (2628, 19135), (2670, 18834), (3139, 16020), (3204, 15695), (3285, 15308), (3827, 13140), (3870, 12994), (4005, 12556), (4380, 11481), (5340, 9417), (6278, 8010), (6497, 7740), (6570, 7654)]