746471320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{85999}}^1$

素因数の和:86048

約数の個数: 64

約数和(自身を含む): 1981440000

約数和(自身を除く): 1234968680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 85999, 171998, 343996, 429995, 601993, 687992, 859990, 1203986, 1719980, 2407972, 2665969, 3009965, 3439960, 4815944, 5331938, 6019930, 10663876, 12039860, 13329845, 18661783, 21327752, 24079720, 26659690, 37323566, 53319380, 74647132, 93308915, 106638760, 149294264, 186617830, 373235660, 746471320]

約数ペア:

[(1, 746471320), (2, 373235660), (4, 186617830), (5, 149294264), (7, 106638760), (8, 93308915), (10, 74647132), (14, 53319380), (20, 37323566), (28, 26659690), (31, 24079720), (35, 21327752), (40, 18661783), (56, 13329845), (62, 12039860), (70, 10663876), (124, 6019930), (140, 5331938), (155, 4815944), (217, 3439960), (248, 3009965), (280, 2665969), (310, 2407972), (434, 1719980), (620, 1203986), (868, 859990), (1085, 687992), (1240, 601993), (1736, 429995), (2170, 343996), (4340, 171998), (8680, 85999)]