15690776320

素因数分解:

$2^8\times 5^1\times {\mathrm{977}}^1\times {\mathrm{12547}}^1$

素因数の和:13545

約数の個数: 72

約数和(自身を含む): 37625780304

約数和(自身を除く): 21935003984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 977, 1280, 1954, 3908, 4885, 7816, 9770, 12547, 15632, 19540, 25094, 31264, 39080, 50188, 62528, 62735, 78160, 100376, 125056, 125470, 156320, 200752, 250112, 250940, 312640, 401504, 501880, 625280, 803008, 1003760, 1250560, 1606016, 2007520, 3212032, 4015040, 8030080, 12258419, 16060160, 24516838, 49033676, 61292095, 98067352, 122584190, 196134704, 245168380, 392269408, 490336760, 784538816, 980673520, 1569077632, 1961347040, 3138155264, 3922694080, 7845388160, 15690776320]

約数ペア:

[(1, 15690776320), (2, 7845388160), (4, 3922694080), (5, 3138155264), (8, 1961347040), (10, 1569077632), (16, 980673520), (20, 784538816), (32, 490336760), (40, 392269408), (64, 245168380), (80, 196134704), (128, 122584190), (160, 98067352), (256, 61292095), (320, 49033676), (640, 24516838), (977, 16060160), (1280, 12258419), (1954, 8030080), (3908, 4015040), (4885, 3212032), (7816, 2007520), (9770, 1606016), (12547, 1250560), (15632, 1003760), (19540, 803008), (25094, 625280), (31264, 501880), (39080, 401504), (50188, 312640), (62528, 250940), (62735, 250112), (78160, 200752), (100376, 156320), (125056, 125470)]