127683920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17539}}^1$

素因数の和:17572

約数の個数: 80

約数和(自身を含む): 365393280

約数和(自身を除く): 237709360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 17539, 35078, 70156, 87695, 122773, 140312, 175390, 228007, 245546, 280624, 350780, 456014, 491092, 613865, 701560, 912028, 982184, 1140035, 1227730, 1403120, 1596049, 1824056, 1964368, 2280070, 2455460, 3192098, 3648112, 4560140, 4910920, 6384196, 7980245, 9120280, 9821840, 12768392, 15960490, 18240560, 25536784, 31920980, 63841960, 127683920]

約数ペア:

[(1, 127683920), (2, 63841960), (4, 31920980), (5, 25536784), (7, 18240560), (8, 15960490), (10, 12768392), (13, 9821840), (14, 9120280), (16, 7980245), (20, 6384196), (26, 4910920), (28, 4560140), (35, 3648112), (40, 3192098), (52, 2455460), (56, 2280070), (65, 1964368), (70, 1824056), (80, 1596049), (91, 1403120), (104, 1227730), (112, 1140035), (130, 982184), (140, 912028), (182, 701560), (208, 613865), (260, 491092), (280, 456014), (364, 350780), (455, 280624), (520, 245546), (560, 228007), (728, 175390), (910, 140312), (1040, 122773), (1456, 87695), (1820, 70156), (3640, 35078), (7280, 17539)]