77972490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{911}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 208811520

約数和(自身を除く): 130839030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 317, 634, 911, 951, 1585, 1822, 1902, 2733, 2853, 3170, 4555, 4755, 5466, 5706, 8199, 8559, 9110, 9510, 13665, 14265, 16398, 17118, 24597, 27330, 28530, 40995, 42795, 49194, 81990, 85590, 122985, 245970, 288787, 577574, 866361, 1443935, 1732722, 2599083, 2887870, 4331805, 5198166, 7797249, 8663610, 12995415, 15594498, 25990830, 38986245, 77972490]

約数ペア:

[(1, 77972490), (2, 38986245), (3, 25990830), (5, 15594498), (6, 12995415), (9, 8663610), (10, 7797249), (15, 5198166), (18, 4331805), (27, 2887870), (30, 2599083), (45, 1732722), (54, 1443935), (90, 866361), (135, 577574), (270, 288787), (317, 245970), (634, 122985), (911, 85590), (951, 81990), (1585, 49194), (1822, 42795), (1902, 40995), (2733, 28530), (2853, 27330), (3170, 24597), (4555, 17118), (4755, 16398), (5466, 14265), (5706, 13665), (8199, 9510), (8559, 9110)]