203467890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2251}}^1$

素因数の和:2415

約数の個数: 64

約数和(自身を含む): 513672192

約数和(自身を除く): 310204302

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 131, 138, 230, 262, 345, 393, 655, 690, 786, 1310, 1965, 2251, 3013, 3930, 4502, 6026, 6753, 9039, 11255, 13506, 15065, 18078, 22510, 30130, 33765, 45195, 51773, 67530, 90390, 103546, 155319, 258865, 294881, 310638, 517730, 589762, 776595, 884643, 1474405, 1553190, 1769286, 2948810, 4423215, 6782263, 8846430, 13564526, 20346789, 33911315, 40693578, 67822630, 101733945, 203467890]

約数ペア:

[(1, 203467890), (2, 101733945), (3, 67822630), (5, 40693578), (6, 33911315), (10, 20346789), (15, 13564526), (23, 8846430), (30, 6782263), (46, 4423215), (69, 2948810), (115, 1769286), (131, 1553190), (138, 1474405), (230, 884643), (262, 776595), (345, 589762), (393, 517730), (655, 310638), (690, 294881), (786, 258865), (1310, 155319), (1965, 103546), (2251, 90390), (3013, 67530), (3930, 51773), (4502, 45195), (6026, 33765), (6753, 30130), (9039, 22510), (11255, 18078), (13506, 15065)]