331389390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 858097152

約数和(自身を除く): 526707762

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 43, 53, 74, 86, 106, 111, 129, 131, 159, 185, 215, 222, 258, 262, 265, 318, 370, 393, 430, 530, 555, 645, 655, 786, 795, 1110, 1290, 1310, 1590, 1591, 1961, 1965, 2279, 3182, 3922, 3930, 4558, 4773, 4847, 5633, 5883, 6837, 6943, 7955, 9546, 9694, 9805, 11266, 11395, 11766, 13674, 13886, 14541, 15910, 16899, 19610, 20829, 22790, 23865, 24235, 28165, 29082, 29415, 33798, 34185, 34715, 41658, 47730, 48470, 56330, 58830, 68370, 69430, 72705, 84323, 84495, 104145, 145410, 168646, 168990, 208290, 208421, 252969, 256891, 298549, 416842, 421615, 505938, 513782, 597098, 625263, 770673, 843230, 895647, 1042105, 1250526, 1264845, 1284455, 1492745, 1541346, 1791294, 2084210, 2529690, 2568910, 2985490, 3126315, 3853365, 4478235, 6252630, 7706730, 8956470, 11046313, 22092626, 33138939, 55231565, 66277878, 110463130, 165694695, 331389390]

約数ペア:

[(1, 331389390), (2, 165694695), (3, 110463130), (5, 66277878), (6, 55231565), (10, 33138939), (15, 22092626), (30, 11046313), (37, 8956470), (43, 7706730), (53, 6252630), (74, 4478235), (86, 3853365), (106, 3126315), (111, 2985490), (129, 2568910), (131, 2529690), (159, 2084210), (185, 1791294), (215, 1541346), (222, 1492745), (258, 1284455), (262, 1264845), (265, 1250526), (318, 1042105), (370, 895647), (393, 843230), (430, 770673), (530, 625263), (555, 597098), (645, 513782), (655, 505938), (786, 421615), (795, 416842), (1110, 298549), (1290, 256891), (1310, 252969), (1590, 208421), (1591, 208290), (1961, 168990), (1965, 168646), (2279, 145410), (3182, 104145), (3922, 84495), (3930, 84323), (4558, 72705), (4773, 69430), (4847, 68370), (5633, 58830), (5883, 56330), (6837, 48470), (6943, 47730), (7955, 41658), (9546, 34715), (9694, 34185), (9805, 33798), (11266, 29415), (11395, 29082), (11766, 28165), (13674, 24235), (13886, 23865), (14541, 22790), (15910, 20829), (16899, 19610)]