153660520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{641}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 373721040

約数和(自身を除く): 220060520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 461, 520, 641, 922, 1282, 1844, 2305, 2564, 3205, 3688, 4610, 5128, 5993, 6410, 8333, 9220, 11986, 12820, 16666, 18440, 23972, 25640, 29965, 33332, 41665, 47944, 59930, 66664, 83330, 119860, 166660, 239720, 295501, 333320, 591002, 1182004, 1477505, 2364008, 2955010, 3841513, 5910020, 7683026, 11820040, 15366052, 19207565, 30732104, 38415130, 76830260, 153660520]

約数ペア:

[(1, 153660520), (2, 76830260), (4, 38415130), (5, 30732104), (8, 19207565), (10, 15366052), (13, 11820040), (20, 7683026), (26, 5910020), (40, 3841513), (52, 2955010), (65, 2364008), (104, 1477505), (130, 1182004), (260, 591002), (461, 333320), (520, 295501), (641, 239720), (922, 166660), (1282, 119860), (1844, 83330), (2305, 66664), (2564, 59930), (3205, 47944), (3688, 41665), (4610, 33332), (5128, 29965), (5993, 25640), (6410, 23972), (8333, 18440), (9220, 16666), (11986, 12820)]