74972820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{347}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 227541888

約数和(自身を除く): 152569068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 277, 347, 390, 554, 694, 780, 831, 1041, 1108, 1385, 1388, 1662, 1735, 2082, 2770, 3324, 3470, 3601, 4155, 4164, 4511, 5205, 5540, 6940, 7202, 8310, 9022, 10410, 10803, 13533, 14404, 16620, 18005, 18044, 20820, 21606, 22555, 27066, 36010, 43212, 45110, 54015, 54132, 67665, 72020, 90220, 96119, 108030, 135330, 192238, 216060, 270660, 288357, 384476, 480595, 576714, 961190, 1153428, 1249547, 1441785, 1922380, 2499094, 2883570, 3748641, 4998188, 5767140, 6247735, 7497282, 12495470, 14994564, 18743205, 24990940, 37486410, 74972820]

約数ペア:

[(1, 74972820), (2, 37486410), (3, 24990940), (4, 18743205), (5, 14994564), (6, 12495470), (10, 7497282), (12, 6247735), (13, 5767140), (15, 4998188), (20, 3748641), (26, 2883570), (30, 2499094), (39, 1922380), (52, 1441785), (60, 1249547), (65, 1153428), (78, 961190), (130, 576714), (156, 480595), (195, 384476), (260, 288357), (277, 270660), (347, 216060), (390, 192238), (554, 135330), (694, 108030), (780, 96119), (831, 90220), (1041, 72020), (1108, 67665), (1385, 54132), (1388, 54015), (1662, 45110), (1735, 43212), (2082, 36010), (2770, 27066), (3324, 22555), (3470, 21606), (3601, 20820), (4155, 18044), (4164, 18005), (4511, 16620), (5205, 14404), (5540, 13533), (6940, 10803), (7202, 10410), (8310, 9022)]