317023930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 620421120

約数和(自身を除く): 303397190

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 131, 190, 235, 262, 271, 470, 542, 655, 893, 1310, 1355, 1786, 2489, 2710, 4465, 4978, 5149, 6157, 8930, 10298, 12314, 12445, 12737, 24890, 25474, 25745, 30785, 35501, 51490, 61570, 63685, 71002, 116983, 127370, 177505, 233966, 242003, 355010, 484006, 584915, 674519, 1169830, 1210015, 1349038, 1668547, 2420030, 3337094, 3372595, 6745190, 8342735, 16685470, 31702393, 63404786, 158511965, 317023930]

約数ペア:

[(1, 317023930), (2, 158511965), (5, 63404786), (10, 31702393), (19, 16685470), (38, 8342735), (47, 6745190), (94, 3372595), (95, 3337094), (131, 2420030), (190, 1668547), (235, 1349038), (262, 1210015), (271, 1169830), (470, 674519), (542, 584915), (655, 484006), (893, 355010), (1310, 242003), (1355, 233966), (1786, 177505), (2489, 127370), (2710, 116983), (4465, 71002), (4978, 63685), (5149, 61570), (6157, 51490), (8930, 35501), (10298, 30785), (12314, 25745), (12445, 25474), (12737, 24890)]