268331436

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1863

約数の個数: 72

約数和(自身を含む): 699517728

約数和(自身を除く): 431186292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 71, 122, 142, 183, 213, 244, 284, 366, 426, 549, 639, 732, 852, 1098, 1278, 1721, 2196, 2556, 3442, 4331, 5163, 6884, 8662, 10326, 12993, 15489, 17324, 20652, 25986, 30978, 38979, 51972, 61956, 77958, 104981, 122191, 155916, 209962, 244382, 314943, 366573, 419924, 488764, 629886, 733146, 944829, 1099719, 1259772, 1466292, 1889658, 2199438, 3779316, 4398876, 7453651, 14907302, 22360953, 29814604, 44721906, 67082859, 89443812, 134165718, 268331436]

約数ペア:

[(1, 268331436), (2, 134165718), (3, 89443812), (4, 67082859), (6, 44721906), (9, 29814604), (12, 22360953), (18, 14907302), (36, 7453651), (61, 4398876), (71, 3779316), (122, 2199438), (142, 1889658), (183, 1466292), (213, 1259772), (244, 1099719), (284, 944829), (366, 733146), (426, 629886), (549, 488764), (639, 419924), (732, 366573), (852, 314943), (1098, 244382), (1278, 209962), (1721, 155916), (2196, 122191), (2556, 104981), (3442, 77958), (4331, 61956), (5163, 51972), (6884, 38979), (8662, 30978), (10326, 25986), (12993, 20652), (15489, 17324)]