13781460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 50964480

約数和(自身を除く): 37183020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 157, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 314, 330, 380, 385, 399, 418, 420, 462, 471, 532, 570, 627, 628, 660, 665, 770, 785, 798, 836, 924, 942, 1045, 1099, 1140, 1155, 1254, 1330, 1463, 1540, 1570, 1596, 1727, 1884, 1995, 2090, 2198, 2310, 2355, 2508, 2660, 2926, 2983, 3135, 3140, 3297, 3454, 3990, 4180, 4389, 4396, 4620, 4710, 5181, 5495, 5852, 5966, 6270, 6594, 6908, 7315, 7980, 8635, 8778, 8949, 9420, 10362, 10990, 11932, 12089, 12540, 13188, 14630, 14915, 16485, 17270, 17556, 17898, 20724, 20881, 21945, 21980, 24178, 25905, 29260, 29830, 32813, 32970, 34540, 35796, 36267, 41762, 43890, 44745, 48356, 51810, 59660, 60445, 62643, 65626, 65940, 72534, 83524, 87780, 89490, 98439, 103620, 104405, 120890, 125286, 131252, 145068, 164065, 178980, 181335, 196878, 208810, 229691, 241780, 250572, 313215, 328130, 362670, 393756, 417620, 459382, 492195, 626430, 656260, 689073, 725340, 918764, 984390, 1148455, 1252860, 1378146, 1968780, 2296910, 2756292, 3445365, 4593820, 6890730, 13781460]

約数ペア:

[(1, 13781460), (2, 6890730), (3, 4593820), (4, 3445365), (5, 2756292), (6, 2296910), (7, 1968780), (10, 1378146), (11, 1252860), (12, 1148455), (14, 984390), (15, 918764), (19, 725340), (20, 689073), (21, 656260), (22, 626430), (28, 492195), (30, 459382), (33, 417620), (35, 393756), (38, 362670), (42, 328130), (44, 313215), (55, 250572), (57, 241780), (60, 229691), (66, 208810), (70, 196878), (76, 181335), (77, 178980), (84, 164065), (95, 145068), (105, 131252), (110, 125286), (114, 120890), (132, 104405), (133, 103620), (140, 98439), (154, 89490), (157, 87780), (165, 83524), (190, 72534), (209, 65940), (210, 65626), (220, 62643), (228, 60445), (231, 59660), (266, 51810), (285, 48356), (308, 44745), (314, 43890), (330, 41762), (380, 36267), (385, 35796), (399, 34540), (418, 32970), (420, 32813), (462, 29830), (471, 29260), (532, 25905), (570, 24178), (627, 21980), (628, 21945), (660, 20881), (665, 20724), (770, 17898), (785, 17556), (798, 17270), (836, 16485), (924, 14915), (942, 14630), (1045, 13188), (1099, 12540), (1140, 12089), (1155, 11932), (1254, 10990), (1330, 10362), (1463, 9420), (1540, 8949), (1570, 8778), (1596, 8635), (1727, 7980), (1884, 7315), (1995, 6908), (2090, 6594), (2198, 6270), (2310, 5966), (2355, 5852), (2508, 5495), (2660, 5181), (2926, 4710), (2983, 4620), (3135, 4396), (3140, 4389), (3297, 4180), (3454, 3990)]