27690780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 84446208

約数和(自身を除く): 56755428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 131, 156, 195, 260, 262, 271, 390, 393, 524, 542, 655, 780, 786, 813, 1084, 1310, 1355, 1572, 1626, 1703, 1965, 2620, 2710, 3252, 3406, 3523, 3930, 4065, 5109, 5420, 6812, 7046, 7860, 8130, 8515, 10218, 10569, 14092, 16260, 17030, 17615, 20436, 21138, 25545, 34060, 35230, 35501, 42276, 51090, 52845, 70460, 71002, 102180, 105690, 106503, 142004, 177505, 211380, 213006, 355010, 426012, 461513, 532515, 710020, 923026, 1065030, 1384539, 1846052, 2130060, 2307565, 2769078, 4615130, 5538156, 6922695, 9230260, 13845390, 27690780]

約数ペア:

[(1, 27690780), (2, 13845390), (3, 9230260), (4, 6922695), (5, 5538156), (6, 4615130), (10, 2769078), (12, 2307565), (13, 2130060), (15, 1846052), (20, 1384539), (26, 1065030), (30, 923026), (39, 710020), (52, 532515), (60, 461513), (65, 426012), (78, 355010), (130, 213006), (131, 211380), (156, 177505), (195, 142004), (260, 106503), (262, 105690), (271, 102180), (390, 71002), (393, 70460), (524, 52845), (542, 51090), (655, 42276), (780, 35501), (786, 35230), (813, 34060), (1084, 25545), (1310, 21138), (1355, 20436), (1572, 17615), (1626, 17030), (1703, 16260), (1965, 14092), (2620, 10569), (2710, 10218), (3252, 8515), (3406, 8130), (3523, 7860), (3930, 7046), (4065, 6812), (5109, 5420)]