77213340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 250024320

約数和(自身を除く): 172810980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 107, 114, 171, 180, 190, 211, 214, 228, 285, 321, 342, 380, 422, 428, 535, 570, 633, 642, 684, 844, 855, 963, 1055, 1070, 1140, 1266, 1284, 1605, 1710, 1899, 1926, 2033, 2110, 2140, 2532, 3165, 3210, 3420, 3798, 3852, 4009, 4066, 4220, 4815, 6099, 6330, 6420, 7596, 8018, 8132, 9495, 9630, 10165, 12027, 12198, 12660, 16036, 18297, 18990, 19260, 20045, 20330, 22577, 24054, 24396, 30495, 36081, 36594, 37980, 40090, 40660, 45154, 48108, 60135, 60990, 67731, 72162, 73188, 80180, 90308, 91485, 112885, 120270, 121980, 135462, 144324, 180405, 182970, 203193, 225770, 240540, 270924, 338655, 360810, 365940, 406386, 428963, 451540, 677310, 721620, 812772, 857926, 1015965, 1286889, 1354620, 1715852, 2031930, 2144815, 2573778, 3860667, 4063860, 4289630, 5147556, 6434445, 7721334, 8579260, 12868890, 15442668, 19303335, 25737780, 38606670, 77213340]

約数ペア:

[(1, 77213340), (2, 38606670), (3, 25737780), (4, 19303335), (5, 15442668), (6, 12868890), (9, 8579260), (10, 7721334), (12, 6434445), (15, 5147556), (18, 4289630), (19, 4063860), (20, 3860667), (30, 2573778), (36, 2144815), (38, 2031930), (45, 1715852), (57, 1354620), (60, 1286889), (76, 1015965), (90, 857926), (95, 812772), (107, 721620), (114, 677310), (171, 451540), (180, 428963), (190, 406386), (211, 365940), (214, 360810), (228, 338655), (285, 270924), (321, 240540), (342, 225770), (380, 203193), (422, 182970), (428, 180405), (535, 144324), (570, 135462), (633, 121980), (642, 120270), (684, 112885), (844, 91485), (855, 90308), (963, 80180), (1055, 73188), (1070, 72162), (1140, 67731), (1266, 60990), (1284, 60135), (1605, 48108), (1710, 45154), (1899, 40660), (1926, 40090), (2033, 37980), (2110, 36594), (2140, 36081), (2532, 30495), (3165, 24396), (3210, 24054), (3420, 22577), (3798, 20330), (3852, 20045), (4009, 19260), (4066, 18990), (4220, 18297), (4815, 16036), (6099, 12660), (6330, 12198), (6420, 12027), (7596, 10165), (8018, 9630), (8132, 9495)]