220851008

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 112

約数和(自身を含む): 526694400

約数和(自身を除く): 305843392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 89, 112, 116, 178, 191, 203, 224, 232, 356, 382, 406, 448, 464, 623, 712, 764, 812, 928, 1246, 1337, 1424, 1528, 1624, 1856, 2492, 2581, 2674, 2848, 3056, 3248, 4984, 5162, 5348, 5539, 5696, 6112, 6496, 9968, 10324, 10696, 11078, 12224, 12992, 16999, 18067, 19936, 20648, 21392, 22156, 33998, 36134, 38773, 39872, 41296, 42784, 44312, 67996, 72268, 77546, 82592, 85568, 88624, 118993, 135992, 144536, 155092, 165184, 177248, 237986, 271984, 289072, 310184, 354496, 475972, 492971, 543968, 578144, 620368, 951944, 985942, 1087936, 1156288, 1240736, 1903888, 1971884, 2481472, 3450797, 3807776, 3943768, 6901594, 7615552, 7887536, 13803188, 15775072, 27606376, 31550144, 55212752, 110425504, 220851008]

約数ペア:

[(1, 220851008), (2, 110425504), (4, 55212752), (7, 31550144), (8, 27606376), (14, 15775072), (16, 13803188), (28, 7887536), (29, 7615552), (32, 6901594), (56, 3943768), (58, 3807776), (64, 3450797), (89, 2481472), (112, 1971884), (116, 1903888), (178, 1240736), (191, 1156288), (203, 1087936), (224, 985942), (232, 951944), (356, 620368), (382, 578144), (406, 543968), (448, 492971), (464, 475972), (623, 354496), (712, 310184), (764, 289072), (812, 271984), (928, 237986), (1246, 177248), (1337, 165184), (1424, 155092), (1528, 144536), (1624, 135992), (1856, 118993), (2492, 88624), (2581, 85568), (2674, 82592), (2848, 77546), (3056, 72268), (3248, 67996), (4984, 44312), (5162, 42784), (5348, 41296), (5539, 39872), (5696, 38773), (6112, 36134), (6496, 33998), (9968, 22156), (10324, 21392), (10696, 20648), (11078, 19936), (12224, 18067), (12992, 16999)]