80533560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 250905600

約数和(自身を除く): 170372040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 109, 120, 131, 141, 188, 218, 235, 262, 282, 327, 376, 393, 436, 470, 524, 545, 564, 654, 655, 705, 786, 872, 940, 1048, 1090, 1128, 1308, 1310, 1410, 1572, 1635, 1880, 1965, 2180, 2616, 2620, 2820, 3144, 3270, 3930, 4360, 5123, 5240, 5640, 6157, 6540, 7860, 10246, 12314, 13080, 14279, 15369, 15720, 18471, 20492, 24628, 25615, 28558, 30738, 30785, 36942, 40984, 42837, 49256, 51230, 57116, 61476, 61570, 71395, 73884, 76845, 85674, 92355, 102460, 114232, 122952, 123140, 142790, 147768, 153690, 171348, 184710, 204920, 214185, 246280, 285580, 307380, 342696, 369420, 428370, 571160, 614760, 671113, 738840, 856740, 1342226, 1713480, 2013339, 2684452, 3355565, 4026678, 5368904, 6711130, 8053356, 10066695, 13422260, 16106712, 20133390, 26844520, 40266780, 80533560]

約数ペア:

[(1, 80533560), (2, 40266780), (3, 26844520), (4, 20133390), (5, 16106712), (6, 13422260), (8, 10066695), (10, 8053356), (12, 6711130), (15, 5368904), (20, 4026678), (24, 3355565), (30, 2684452), (40, 2013339), (47, 1713480), (60, 1342226), (94, 856740), (109, 738840), (120, 671113), (131, 614760), (141, 571160), (188, 428370), (218, 369420), (235, 342696), (262, 307380), (282, 285580), (327, 246280), (376, 214185), (393, 204920), (436, 184710), (470, 171348), (524, 153690), (545, 147768), (564, 142790), (654, 123140), (655, 122952), (705, 114232), (786, 102460), (872, 92355), (940, 85674), (1048, 76845), (1090, 73884), (1128, 71395), (1308, 61570), (1310, 61476), (1410, 57116), (1572, 51230), (1635, 49256), (1880, 42837), (1965, 40984), (2180, 36942), (2616, 30785), (2620, 30738), (2820, 28558), (3144, 25615), (3270, 24628), (3930, 20492), (4360, 18471), (5123, 15720), (5240, 15369), (5640, 14279), (6157, 13080), (6540, 12314), (7860, 10246)]