21372719160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13700461}}^1$

素因数の和:13700488

約数の個数: 64

約数和(自身を含む): 69050328480

約数和(自身を除く): 47677609320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13700461, 27400922, 41101383, 54801844, 68502305, 82202766, 109603688, 137004610, 164405532, 178105993, 205506915, 274009220, 328811064, 356211986, 411013830, 534317979, 548018440, 712423972, 822027660, 890529965, 1068635958, 1424847944, 1644055320, 1781059930, 2137271916, 2671589895, 3562119860, 4274543832, 5343179790, 7124239720, 10686359580, 21372719160]

約数ペア:

[(1, 21372719160), (2, 10686359580), (3, 7124239720), (4, 5343179790), (5, 4274543832), (6, 3562119860), (8, 2671589895), (10, 2137271916), (12, 1781059930), (13, 1644055320), (15, 1424847944), (20, 1068635958), (24, 890529965), (26, 822027660), (30, 712423972), (39, 548018440), (40, 534317979), (52, 411013830), (60, 356211986), (65, 328811064), (78, 274009220), (104, 205506915), (120, 178105993), (130, 164405532), (156, 137004610), (195, 109603688), (260, 82202766), (312, 68502305), (390, 54801844), (520, 41101383), (780, 27400922), (1560, 13700461)]