201219870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1511}}^1$

素因数の和:1737

約数の個数: 64

約数和(自身を含む): 506870784

約数和(自身を除く): 305650914

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 193, 230, 345, 386, 579, 690, 965, 1158, 1511, 1930, 2895, 3022, 4439, 4533, 5790, 7555, 8878, 9066, 13317, 15110, 22195, 22665, 26634, 34753, 44390, 45330, 66585, 69506, 104259, 133170, 173765, 208518, 291623, 347530, 521295, 583246, 874869, 1042590, 1458115, 1749738, 2916230, 4374345, 6707329, 8748690, 13414658, 20121987, 33536645, 40243974, 67073290, 100609935, 201219870]

約数ペア:

[(1, 201219870), (2, 100609935), (3, 67073290), (5, 40243974), (6, 33536645), (10, 20121987), (15, 13414658), (23, 8748690), (30, 6707329), (46, 4374345), (69, 2916230), (115, 1749738), (138, 1458115), (193, 1042590), (230, 874869), (345, 583246), (386, 521295), (579, 347530), (690, 291623), (965, 208518), (1158, 173765), (1511, 133170), (1930, 104259), (2895, 69506), (3022, 66585), (4439, 45330), (4533, 44390), (5790, 34753), (7555, 26634), (8878, 22665), (9066, 22195), (13317, 15110)]